100101220101100 has 36 divisors (see below), whose sum is σ = 217222690179208. Its totient is φ = 40039927200000.

The previous prime is 100101220101097. The next prime is 100101220101109. The reversal of 100101220101100 is 1101022101001.

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

It is not an unprimeable number, because it can be changed into a prime (100101220101109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201475 + ... + 14150725.

Almost surely, 2^{100101220101100} is an apocalyptic number.

100101220101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100101220101100 is an abundant number, since it is smaller than the sum of its proper divisors (117121470078108).

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

100101220101100 is a wasteful number, since it uses less digits than its factorization.

100101220101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14021026 (or 14021019 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100101220101100 its reverse (1101022101001), we get a palindrome (101202242202101).

The spelling of 100101220101100 in words is "one hundred trillion, one hundred one billion, two hundred twenty million, one hundred one thousand, one hundred".