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12232031010 = 2351173134757
BaseRepresentation
bin10110110010001010…
…11111101100100010
31011120110201120001120
423121011133230202
5200022344443020
65341434513110
7612056355663
oct133105375442
934513646046
1012232031010
115207731a41
122454595796
1311cc255394
1484077b36a
154b8d05740
hex2d915fb22

12232031010 has 32 divisors (see below), whose sum is σ = 29360221632. Its totient is φ = 3261503040.

The previous prime is 12232030999. The next prime is 12232031023. The reversal of 12232031010 is 1013023221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334552 + ... + 369308.

It is an arithmetic number, because the mean of its divisors is an integer number (917506926).

Almost surely, 212232031010 is an apocalyptic number.

12232031010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12232031010 is an abundant number, since it is smaller than the sum of its proper divisors (17128190622).

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

12232031010 is a wasteful number, since it uses less digits than its factorization.

12232031010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46498.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12232031010 its reverse (1013023221), we get a palindrome (13245054231).

The spelling of 12232031010 in words is "twelve billion, two hundred thirty-two million, thirty-one thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 11731 23462 34757 35193 58655 69514 70386 104271 117310 173785 175965 208542 347570 351930 521355 1042710 407734367 815468734 1223203101 2038671835 2446406202 4077343670 6116015505 12232031010