101001122200 has 96 divisors (see below), whose sum is σ = 258526422000. Its totient is φ = 36390643200.

The previous prime is 101001122179. The next prime is 101001122239. The reversal of 101001122200 is 2221100101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29206 + ... + 450394.

Almost surely, 2^101001122200 is an apocalyptic number.

101001122200 is a gapful number since it is divisible by the number (10) 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 101001122200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129263211000).

101001122200 is an abundant number, since it is smaller than the sum of its proper divisors (157525299800).

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

101001122200 is a wasteful number, since it uses less digits than its factorization.

101001122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421325 (or 421316 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 101001122200 its reverse (2221100101), we get a palindrome (103222222301).

The spelling of 101001122200 in words is "one hundred one billion, one million, one hundred twenty-two thousand, two hundred".