101200031232 has 80 divisors (see below), whose sum is σ = 269689234320. Its totient is φ = 33722580992.

The previous prime is 101200031201. The next prime is 101200031243. The reversal of 101200031232 is 232130002101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5878894 + ... + 5896082.

It is an arithmetic number, because the mean of its divisors is an integer number (3371115429).

Almost surely, 2^101200031232 is an apocalyptic number.

101200031232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101200031232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134844617160).

101200031232 is an abundant number, since it is smaller than the sum of its proper divisors (168489203088).

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

101200031232 is an equidigital number, since it uses as much as digits as its factorization.

101200031232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21043 (or 21027 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 101200031232 its reverse (232130002101), we get a palindrome (333330033333).

The spelling of 101200031232 in words is "one hundred one billion, two hundred million, thirty-one thousand, two hundred thirty-two".