102120211101202 has 16 divisors (see below), whose sum is σ = 175695216217920. Its totient is φ = 43607805460848.

The previous prime is 102120211101187. The next prime is 102120211101203. The reversal of 102120211101202 is 202101112021201.

It is not an unprimeable number, because it can be changed into a prime (102120211101203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13166604052 + ... + 13166611807.

It is an arithmetic number, because the mean of its divisors is an integer number (10980951013620).

Almost surely, 2^{102120211101202} is an apocalyptic number.

102120211101202 is a deficient number, since it is larger than the sum of its proper divisors (73575005116718).

102120211101202 is a wasteful number, since it uses less digits than its factorization.

102120211101202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26333216145.

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

Adding to 102120211101202 its reverse (202101112021201), we get a palindrome (304221323122403).

The spelling of 102120211101202 in words is "one hundred two trillion, one hundred twenty billion, two hundred eleven million, one hundred one thousand, two hundred two".