101201331100 has 18 divisors (see below), whose sum is σ = 219606888704. Its totient is φ = 40480532400.

The previous prime is 101201331097. The next prime is 101201331103. The reversal of 101201331100 is 1133102101.

It is an interprime number because it is at equal distance from previous prime (101201331097) and next prime (101201331103).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101201331103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 506006556 + ... + 506006755.

Almost surely, 2^101201331100 is an apocalyptic number.

101201331100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101201331100 is an abundant number, since it is smaller than the sum of its proper divisors (118405557604).

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

101201331100 is a wasteful number, since it uses less digits than its factorization.

101201331100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012013325 (or 1012013318 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 101201331100 its reverse (1133102101), we get a palindrome (102334433201).

The spelling of 101201331100 in words is "one hundred one billion, two hundred one million, three hundred thirty-one thousand, one hundred".