125542022310 has 160 divisors (see below), whose sum is σ = 347082420960. Its totient is φ = 32536401408.

The previous prime is 125542022303. The next prime is 125542022311. The reversal of 125542022310 is 13220245521.

125542022310 is a `hidden beast` number, since 1 + 2 + 5 + 5 + 420 + 2 + 231 + 0 = 666.

It is a super-2 number, since 2×125542022310² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125542022311) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 35572626 + ... + 35576154.

It is an arithmetic number, because the mean of its divisors is an integer number (2169265131).

Almost surely, 2^125542022310 is an apocalyptic number.

125542022310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 125542022310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173541210480).

125542022310 is an abundant number, since it is smaller than the sum of its proper divisors (221540398650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125542022310 is a wasteful number, since it uses less digits than its factorization.

125542022310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4772 (or 4763 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 125542022310 its reverse (13220245521), we get a palindrome (138762267831).

The spelling of 125542022310 in words is "one hundred twenty-five billion, five hundred forty-two million, twenty-two thousand, three hundred ten".