100211220101 has 16 divisors (see below), whose sum is σ = 107164721664. Its totient is φ = 93375846144.

The previous prime is 100211220097. The next prime is 100211220119. The reversal of 100211220101 is 101022112001.

It is not a de Polignac number, because 100211220101 - 2² = 100211220097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100211220001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11617076 + ... + 11625698.

It is an arithmetic number, because the mean of its divisors is an integer number (6697795104).

Almost surely, 2^100211220101 is an apocalyptic number.

It is an amenable number.

100211220101 is a deficient number, since it is larger than the sum of its proper divisors (6953501563).

100211220101 is a wasteful number, since it uses less digits than its factorization.

100211220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15380.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100211220101 its reverse (101022112001), we get a palindrome (201233332102).

The spelling of 100211220101 in words is "one hundred billion, two hundred eleven million, two hundred twenty thousand, one hundred one".