201101212022100 has 144 divisors (see below), whose sum is σ = 628246814963712. Its totient is φ = 49372588823040.

The previous prime is 201101212022021. The next prime is 201101212022119. The reversal of 201101212022100 is 1220212101102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201101212022100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65822767 + ... + 68810166.

Almost surely, 2^{201101212022100} is an apocalyptic number.

201101212022100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201101212022100 is an abundant number, since it is smaller than the sum of its proper divisors (427145602941612).

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

201101212022100 is a wasteful number, since it uses less digits than its factorization.

201101212022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134633346 (or 134633339 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201101212022100 its reverse (1220212101102), we get a palindrome (202321424123202).

The spelling of 201101212022100 in words is "two hundred one trillion, one hundred one billion, two hundred twelve million, twenty-two thousand, one hundred".