102121200202 has 16 divisors (see below), whose sum is σ = 175095504000. Its totient is φ = 43758581328.

The previous prime is 102121200199. The next prime is 102121200211. The reversal of 102121200202 is 202002121201.

It is a happy 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, 553918 + ... + 714889.

It is an arithmetic number, because the mean of its divisors is an integer number (10943469000).

Almost surely, 2^102121200202 is an apocalyptic number.

102121200202 is a deficient number, since it is larger than the sum of its proper divisors (72974303798).

102121200202 is a wasteful number, since it uses less digits than its factorization.

102121200202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274565.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102121200202 its reverse (202002121201), we get a palindrome (304123321403).

The spelling of 102121200202 in words is "one hundred two billion, one hundred twenty-one million, two hundred thousand, two hundred two".