102202000121121 has 32 divisors (see below), whose sum is σ = 137098984783488. Its totient is φ = 67721373941760.

The previous prime is 102202000120981. The next prime is 102202000121153. The reversal of 102202000121121 is 121121000202201.

It is not a de Polignac number, because 102202000121121 - 2²¹ = 102201998023969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102202000121121.

It is not an unprimeable number, because it can be changed into a prime (102202000121821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 503970081 + ... + 504172833.

It is an arithmetic number, because the mean of its divisors is an integer number (4284343274484).

Almost surely, 2^{102202000121121} is an apocalyptic number.

It is an amenable number.

102202000121121 is a deficient number, since it is larger than the sum of its proper divisors (34896984662367).

102202000121121 is a wasteful number, since it uses less digits than its factorization.

102202000121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204641.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102202000121121 its reverse (121121000202201), we get a palindrome (223323000323322).

The spelling of 102202000121121 in words is "one hundred two trillion, two hundred two billion, one hundred twenty-one thousand, one hundred twenty-one".