102001200120102 has 64 divisors (see below), whose sum is σ = 208588387242240. Its totient is φ = 33244801104384.

The previous prime is 102001200120059. The next prime is 102001200120121. The reversal of 102001200120102 is 201021002100201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43194333 + ... + 45494535.

It is an arithmetic number, because the mean of its divisors is an integer number (3259193550660).

Almost surely, 2^{102001200120102} is an apocalyptic number.

102001200120102 is an abundant number, since it is smaller than the sum of its proper divisors (106587187122138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102001200120102 is a wasteful number, since it uses less digits than its factorization.

102001200120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301157.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102001200120102 its reverse (201021002100201), we get a palindrome (303022202220303).

The spelling of 102001200120102 in words is "one hundred two trillion, one billion, two hundred million, one hundred twenty thousand, one hundred two".