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130321122031 = 7113913205099
BaseRepresentation
bin111100101011110111…
…1101000001011101111
3110110101022011221020101
41321113233220023233
54113344201401111
6135511345531531
712262323155122
oct1712757501357
9413338157211
10130321122031
11502a596a941
1221310343ba7
13c39b589679
146443dba3b9
1535cb145bc1
hex1e57be82ef

130321122031 has 8 divisors (see below), whose sum is σ = 133107408000. Its totient is φ = 127561246680.

The previous prime is 130321122017. The next prime is 130321122059. The reversal of 130321122031 is 130221123031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130321122031 - 235 = 95961383663 is a prime.

It is a super-2 number, since 2×1303211220312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130321122011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6592681 + ... + 6612418.

It is an arithmetic number, because the mean of its divisors is an integer number (16638426000).

Almost surely, 2130321122031 is an apocalyptic number.

130321122031 is a deficient number, since it is larger than the sum of its proper divisors (2786285969).

130321122031 is a wasteful number, since it uses less digits than its factorization.

130321122031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13205309.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 130321122031 its reverse (130221123031), we get a palindrome (260542245062).

The spelling of 130321122031 in words is "one hundred thirty billion, three hundred twenty-one million, one hundred twenty-two thousand, thirty-one".

Divisors: 1 71 139 9869 13205099 937562029 1835508761 130321122031