100111200202221 has 32 divisors (see below), whose sum is σ = 151432565424000. Its totient is φ = 58319145013248.

The previous prime is 100111200202151. The next prime is 100111200202249. The reversal of 100111200202221 is 122202002111001.

It is not a de Polignac number, because 100111200202221 - 2²⁶ = 100111133093357 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100111200202221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100111200202121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51450916 + ... + 53361213.

It is an arithmetic number, because the mean of its divisors is an integer number (4732267669500).

Almost surely, 2^{100111200202221} is an apocalyptic number.

It is an amenable number.

100111200202221 is a deficient number, since it is larger than the sum of its proper divisors (51321365221779).

100111200202221 is a wasteful number, since it uses less digits than its factorization.

100111200202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104813453.

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

Adding to 100111200202221 its reverse (122202002111001), we get a palindrome (222313202313222).

The spelling of 100111200202221 in words is "one hundred trillion, one hundred eleven billion, two hundred million, two hundred two thousand, two hundred twenty-one".