32123111312 has 40 divisors (see below), whose sum is σ = 63079488696. Its totient is φ = 15845584896.

The previous prime is 32123111309. The next prime is 32123111323. The reversal of 32123111312 is 21311132123.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 416323216 + 31706788096 = 20404^2 + 178064^2 .

It is a super-2 number, since 2×32123111312² (a number of 22 digits) contains 22 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, 459338 + ... + 524630.

Almost surely, 2^32123111312 is an apocalyptic number.

It is an amenable number.

32123111312 is a deficient number, since it is larger than the sum of its proper divisors (30956377384).

32123111312 is a wasteful number, since it uses less digits than its factorization.

32123111312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65715 (or 65709 counting only the distinct ones).

The product of its digits is 216, while the sum is 20.

Adding to 32123111312 its reverse (21311132123), we get a palindrome (53434243435).

The spelling of 32123111312 in words is "thirty-two billion, one hundred twenty-three million, one hundred eleven thousand, three hundred twelve".