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10312131121122 = 232569036690029
BaseRepresentation
bin1001011000001111101011…
…1010011000111111100010
31100111211102011000002021210
42112003322322120333202
52322423221031333442
633533154434130550
72113012136164005
oct226037272307742
940454364002253
1010312131121122
1133163941aa156
1211a6687a20a56
1359a57833a7bc
1427917746153c
1512d39762319c
hex960fae98fe2

10312131121122 has 16 divisors (see below), whose sum is σ = 20624345605440. Its totient is φ = 3437363146512.

The previous prime is 10312131121067. The next prime is 10312131121181. The reversal of 10312131121122 is 22112113121301.

It is a super-3 number, since 3×103121311211223 (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1803597 + ... + 4886432.

It is an arithmetic number, because the mean of its divisors is an integer number (1289021600340).

Almost surely, 210312131121122 is an apocalyptic number.

10312131121122 is an abundant number, since it is smaller than the sum of its proper divisors (10312214484318).

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

10312131121122 is a wasteful number, since it uses less digits than its factorization.

10312131121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6946937.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 10312131121122 its reverse (22112113121301), we get a palindrome (32424244242423).

The spelling of 10312131121122 in words is "ten trillion, three hundred twelve billion, one hundred thirty-one million, one hundred twenty-one thousand, one hundred twenty-two".

Divisors: 1 2 3 6 256903 513806 770709 1541418 6690029 13380058 20070087 40140174 1718688520187 3437377040374 5156065560561 10312131121122