126526022231 has 24 divisors (see below), whose sum is σ = 149949106560. Its totient is φ = 106425274032.

The previous prime is 126526022191. The next prime is 126526022239. The reversal of 126526022231 is 132220625621.

It is not a de Polignac number, because 126526022231 - 2³⁰ = 125452280407 is a prime.

It is a super-2 number, since 2×126526022231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126526022239) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 790160 + ... + 936698.

It is an arithmetic number, because the mean of its divisors is an integer number (6247879440).

Almost surely, 2^126526022231 is an apocalyptic number.

126526022231 is a deficient number, since it is larger than the sum of its proper divisors (23423084329).

126526022231 is a wasteful number, since it uses less digits than its factorization.

126526022231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146883 (or 146876 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 126526022231 its reverse (132220625621), we get a palindrome (258746647852).

The spelling of 126526022231 in words is "one hundred twenty-six billion, five hundred twenty-six million, twenty-two thousand, two hundred thirty-one".