102121121223202 has 16 divisors (see below), whose sum is σ = 154614875712480. Its totient is φ = 50582839130208.

The previous prime is 102121121223197. The next prime is 102121121223217. The reversal of 102121121223202 is 202322121121201.

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, 18844753 + ... + 23650939.

It is an arithmetic number, because the mean of its divisors is an integer number (9663429732030).

Almost surely, 2^{102121121223202} is an apocalyptic number.

102121121223202 is a deficient number, since it is larger than the sum of its proper divisors (52493754489278).

102121121223202 is a wasteful number, since it uses less digits than its factorization.

102121121223202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4905585.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 102121121223202 its reverse (202322121121201), we get a palindrome (304443242344403).

The spelling of 102121121223202 in words is "one hundred two trillion, one hundred twenty-one billion, one hundred twenty-one million, two hundred twenty-three thousand, two hundred two".