221000101012102 has 16 divisors (see below), whose sum is σ = 337040607059280. Its totient is φ = 108668308062208.

The previous prime is 221000101012057. The next prime is 221000101012111. The reversal of 221000101012102 is 201210101000122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3768988027 + ... + 3769046662.

It is an arithmetic number, because the mean of its divisors is an integer number (21065037941205).

Almost surely, 2^{221000101012102} is an apocalyptic number.

221000101012102 is a deficient number, since it is larger than the sum of its proper divisors (116040506047178).

221000101012102 is a wasteful number, since it uses less digits than its factorization.

221000101012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7538034935.

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

Adding to 221000101012102 its reverse (201210101000122), we get a palindrome (422210202012224).

The spelling of 221000101012102 in words is "two hundred twenty-one trillion, one hundred one million, twelve thousand, one hundred two".