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10031233131321 = 3232273112059297
BaseRepresentation
bin1001000111111001010000…
…0101100110001100111001
31022111222100212212201100220
42101332110011212030321
52303322431140200241
633200141311250253
72053506210521223
oct221762405461471
938458325781326
1010031233131321
113218249652946
121160153819989
13579c30b4510c
1426972b24d413
15125e06e4e166
hex91f94166339

10031233131321 has 32 divisors (see below), whose sum is σ = 14063061362688. Its totient is φ = 6348068221440.

The previous prime is 10031233131319. The next prime is 10031233131401. The reversal of 10031233131321 is 12313133213001.

It is not a de Polignac number, because 10031233131321 - 21 = 10031233131319 is a prime.

It is a super-2 number, since 2×100312331313212 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10031233131291 and 10031233131300.

It is not an unprimeable number, because it can be changed into a prime (10031233135321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3841545 + ... + 5900841.

It is an arithmetic number, because the mean of its divisors is an integer number (439470667584).

Almost surely, 210031233131321 is an apocalyptic number.

It is an amenable number.

10031233131321 is a deficient number, since it is larger than the sum of its proper divisors (4031828231367).

10031233131321 is a wasteful number, since it uses less digits than its factorization.

10031233131321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059861.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 10031233131321 its reverse (12313133213001), we get a palindrome (22344366344322).

The spelling of 10031233131321 in words is "ten trillion, thirty-one billion, two hundred thirty-three million, one hundred thirty-one thousand, three hundred twenty-one".

Divisors: 1 3 23 69 227 311 681 933 5221 7153 15663 21459 70597 211791 1623731 2059297 4871193 6177891 47363831 142091493 467460419 640441367 1402381257 1921324101 10751589637 14730151441 32254768911 44190454323 145380190309 436140570927 3343744377107 10031233131321