125333223531 has 32 divisors (see below), whose sum is σ = 180258220800. Its totient is φ = 77200773120.

The previous prime is 125333223517. The next prime is 125333223553. The reversal of 125333223531 is 135322333521.

It is a happy number.

It is not a de Polignac number, because 125333223531 - 2⁶ = 125333223467 is a prime.

It is a super-2 number, since 2×125333223531² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125333223492 and 125333223501.

It is not an unprimeable number, because it can be changed into a prime (125333223131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8543755 + ... + 8558411.

It is an arithmetic number, because the mean of its divisors is an integer number (5633069400).

Almost surely, 2^125333223531 is an apocalyptic number.

125333223531 is a deficient number, since it is larger than the sum of its proper divisors (54924997269).

125333223531 is a wasteful number, since it uses less digits than its factorization.

125333223531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18379.

The product of its digits is 48600, while the sum is 33.

The spelling of 125333223531 in words is "one hundred twenty-five billion, three hundred thirty-three million, two hundred twenty-three thousand, five hundred thirty-one".