221111000201002 has 16 divisors (see below), whose sum is σ = 334202984340192. Its totient is φ = 109710029050960.

The previous prime is 221111000200973. The next prime is 221111000201027. The reversal of 221111000201002 is 200102000111122.

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, 12957648 + ... + 24700660.

It is an arithmetic number, because the mean of its divisors is an integer number (20887686521262).

Almost surely, 2^{221111000201002} is an apocalyptic number.

221111000201002 is a deficient number, since it is larger than the sum of its proper divisors (113091984139190).

221111000201002 is a wasteful number, since it uses less digits than its factorization.

221111000201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11815013.

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

Adding to 221111000201002 its reverse (200102000111122), we get a palindrome (421213000312124).

The spelling of 221111000201002 in words is "two hundred twenty-one trillion, one hundred eleven billion, two hundred one thousand, two".