102121200111202 has 48 divisors (see below), whose sum is σ = 166955572062720. Its totient is φ = 46810603123200.

The previous prime is 102121200111187. The next prime is 102121200111209. The reversal of 102121200111202 is 202111002121201.

It is not an unprimeable number, because it can be changed into a prime (102121200111209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11538799 + ... + 18368077.

It is an arithmetic number, because the mean of its divisors is an integer number (3478241084640).

Almost surely, 2^{102121200111202} is an apocalyptic number.

102121200111202 is a deficient number, since it is larger than the sum of its proper divisors (64834371951518).

102121200111202 is a wasteful number, since it uses less digits than its factorization.

102121200111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6829987 (or 6829970 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102121200111202 its reverse (202111002121201), we get a palindrome (304232202232403).

The spelling of 102121200111202 in words is "one hundred two trillion, one hundred twenty-one billion, two hundred million, one hundred eleven thousand, two hundred two".