221100100201102 has 4 divisors (see below), whose sum is σ = 331650150301656. Its totient is φ = 110550050100550.

The previous prime is 221100100201087. The next prime is 221100100201117. The reversal of 221100100201102 is 201102001001122.

221100100201102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (221100100201087) and next prime (221100100201117).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55275025050274 + ... + 55275025050277.

It is an arithmetic number, because the mean of its divisors is an integer number (82912537575414).

Almost surely, 2^{221100100201102} is an apocalyptic number.

221100100201102 is a deficient number, since it is larger than the sum of its proper divisors (110550050100554).

221100100201102 is a wasteful number, since it uses less digits than its factorization.

221100100201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110550050100553.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 221100100201102 its reverse (201102001001122), we get a palindrome (422202101202224).

The spelling of 221100100201102 in words is "two hundred twenty-one trillion, one hundred billion, one hundred million, two hundred one thousand, one hundred two".