221002102000202 has 32 divisors (see below), whose sum is σ = 360986762505600. Its totient is φ = 101074449526848.

The previous prime is 221002102000171. The next prime is 221002102000249. The reversal of 221002102000202 is 202000201200122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128217848 + ... + 129930060.

It is an arithmetic number, because the mean of its divisors is an integer number (11280836328300).

Almost surely, 2^{221002102000202} is an apocalyptic number.

221002102000202 is a deficient number, since it is larger than the sum of its proper divisors (139984660505398).

221002102000202 is a wasteful number, since it uses less digits than its factorization.

221002102000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829390.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 221002102000202 its reverse (202000201200122), we get a palindrome (423002303200324).

The spelling of 221002102000202 in words is "two hundred twenty-one trillion, two billion, one hundred two million, two hundred two", and thus it is an aban number.