234151022531 has 16 divisors (see below), whose sum is σ = 242651033856. Its totient is φ = 225793682016.

The previous prime is 234151022431. The next prime is 234151022557. The reversal of 234151022531 is 135220151432.

It is a cyclic number.

It is not a de Polignac number, because 234151022531 - 2³⁰ = 233077280707 is a prime.

It is a super-2 number, since 2×234151022531² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 234151022494 and 234151022503.

It is not an unprimeable number, because it can be changed into a prime (234151022431) 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, 5306546 + ... + 5350488.

It is an arithmetic number, because the mean of its divisors is an integer number (15165689616).

Almost surely, 2^234151022531 is an apocalyptic number.

234151022531 is a deficient number, since it is larger than the sum of its proper divisors (8500011325).

234151022531 is a wasteful number, since it uses less digits than its factorization.

234151022531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45562.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 234151022531 its reverse (135220151432), we get a palindrome (369371173963).

The spelling of 234151022531 in words is "two hundred thirty-four billion, one hundred fifty-one million, twenty-two thousand, five hundred thirty-one".