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10323031020012 = 2232435765813831
BaseRepresentation
bin1001011000111000010010…
…0110001101000111101100
31100112212112210002022121200
42112032010212031013230
52323113031420120022
633542200204525500
72113546221613614
oct226160446150754
940485483068550
1010323031020012
11331aa77987557
1211a880a250890
1359b5c45b7609
142798ccd15a44
1512d7d44dcbac
hex9638498d1ec

10323031020012 has 36 divisors (see below), whose sum is σ = 26100317866896. Its totient is φ = 3440220521760.

The previous prime is 10323031020011. The next prime is 10323031020041. The reversal of 10323031020012 is 21002013032301.

10323031020012 is a `hidden beast` number, since 1 + 0 + 323 + 0 + 310 + 20 + 0 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10323031020011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32750064 + ... + 33063767.

It is an arithmetic number, because the mean of its divisors is an integer number (725008829636).

Almost surely, 210323031020012 is an apocalyptic number.

10323031020012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10323031020012 is an abundant number, since it is smaller than the sum of its proper divisors (15777286846884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10323031020012 is a wasteful number, since it uses less digits than its factorization.

10323031020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65818198 (or 65818193 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10323031020012 its reverse (21002013032301), we get a palindrome (31325044052313).

The spelling of 10323031020012 in words is "ten trillion, three hundred twenty-three billion, thirty-one million, twenty thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 36 4357 8714 13071 17428 26142 39213 52284 78426 156852 65813831 131627662 197441493 263255324 394882986 592324479 789765972 1184648958 2369297916 286750861667 573501723334 860252585001 1147003446668 1720505170002 2580757755003 3441010340004 5161515510006 10323031020012