32121142051321 has 16 divisors (see below), whose sum is σ = 32381696083968. Its totient is φ = 31861852016400.

The previous prime is 32121142051291. The next prime is 32121142051373. The reversal of 32121142051321 is 12315024112123.

It is a cyclic number.

It is not a de Polignac number, because 32121142051321 - 2³⁵ = 32086782312953 is a prime.

It is a super-2 number, since 2×32121142051321² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32121142051321.

It is not an unprimeable number, because it can be changed into a prime (32121142057321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78194656 + ... + 78604366.

It is an arithmetic number, because the mean of its divisors is an integer number (2023856005248).

Almost surely, 2^{32121142051321} is an apocalyptic number.

It is an amenable number.

32121142051321 is a deficient number, since it is larger than the sum of its proper divisors (260554032647).

32121142051321 is a wasteful number, since it uses less digits than its factorization.

32121142051321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411252.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 32121142051321 its reverse (12315024112123), we get a palindrome (44436166163444).

The spelling of 32121142051321 in words is "thirty-two trillion, one hundred twenty-one billion, one hundred forty-two million, fifty-one thousand, three hundred twenty-one".