125332121010 has 64 divisors (see below), whose sum is σ = 305210643840. Its totient is φ = 32932385280.

The previous prime is 125332120967. The next prime is 125332121069. The reversal of 125332121010 is 10121233521.

125332121010 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2296621 + ... + 2350559.

It is an arithmetic number, because the mean of its divisors is an integer number (4768916310).

Almost surely, 2^125332121010 is an apocalyptic number.

125332121010 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 125332121010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152605321920).

125332121010 is an abundant number, since it is smaller than the sum of its proper divisors (179878522830).

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

125332121010 is a wasteful number, since it uses less digits than its factorization.

125332121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55083.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 125332121010 its reverse (10121233521), we get a palindrome (135453354531).

The spelling of 125332121010 in words is "one hundred twenty-five billion, three hundred thirty-two million, one hundred twenty-one thousand, ten".