101220200110 has 16 divisors (see below), whose sum is σ = 182199996432. Its totient is φ = 40487272000.

The previous prime is 101220200087. The next prime is 101220200111. The reversal of 101220200110 is 11002022101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101220200111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 865530 + ... + 975490.

It is an arithmetic number, because the mean of its divisors is an integer number (11387499777).

Almost surely, 2^101220200110 is an apocalyptic number.

101220200110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101220200110 is a deficient number, since it is larger than the sum of its proper divisors (80979796322).

101220200110 is a wasteful number, since it uses less digits than its factorization.

101220200110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202019.

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

Adding to 101220200110 its reverse (11002022101), we get a palindrome (112222222211).

The spelling of 101220200110 in words is "one hundred one billion, two hundred twenty million, two hundred thousand, one hundred ten".