100211040214221 has 16 divisors (see below), whose sum is σ = 134863944496128. Its totient is φ = 66182752561200.

The previous prime is 100211040214217. The next prime is 100211040214261. The reversal of 100211040214221 is 122412040112001.

It is not a de Polignac number, because 100211040214221 - 2² = 100211040214217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100211040214261) 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, 153378766 + ... + 154030736.

It is an arithmetic number, because the mean of its divisors is an integer number (8428996531008).

Almost surely, 2^{100211040214221} is an apocalyptic number.

It is an amenable number.

100211040214221 is a deficient number, since it is larger than the sum of its proper divisors (34652904281907).

100211040214221 is a wasteful number, since it uses less digits than its factorization.

100211040214221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130912.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 100211040214221 its reverse (122412040112001), we get a palindrome (222623080326222).

The spelling of 100211040214221 in words is "one hundred trillion, two hundred eleven billion, forty million, two hundred fourteen thousand, two hundred twenty-one".