234621064131 has 16 divisors (see below), whose sum is σ = 320296631424. Its totient is φ = 152684167104.

The previous prime is 234621064123. The next prime is 234621064151. The reversal of 234621064131 is 131460126432.

It is a happy number.

It is not a de Polignac number, because 234621064131 - 2³ = 234621064123 is a prime.

It is a super-2 number, since 2×234621064131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 234621064092 and 234621064101.

It is not an unprimeable number, because it can be changed into a prime (234621064151) 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, 335061 + ... + 762566.

It is an arithmetic number, because the mean of its divisors is an integer number (20018539464).

Almost surely, 2^234621064131 is an apocalyptic number.

234621064131 is a deficient number, since it is larger than the sum of its proper divisors (85675567293).

234621064131 is a wasteful number, since it uses less digits than its factorization.

234621064131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099330.

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 234621064131 in words is "two hundred thirty-four billion, six hundred twenty-one million, sixty-four thousand, one hundred thirty-one".