2120101010102 has 4 divisors (see below), whose sum is σ = 3180151515156. Its totient is φ = 1060050505050.

The previous prime is 2120101010039. The next prime is 2120101010149. The reversal of 2120101010102 is 2010101010212.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530025252524 + ... + 530025252527.

It is an arithmetic number, because the mean of its divisors is an integer number (795037878789).

Almost surely, 2^{2120101010102} is an apocalyptic number.

2120101010102 is a deficient number, since it is larger than the sum of its proper divisors (1060050505054).

2120101010102 is a wasteful number, since it uses less digits than its factorization.

2120101010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060050505053.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2120101010102 its reverse (2010101010212), we get a palindrome (4130202020314).

The spelling of 2120101010102 in words is "two trillion, one hundred twenty billion, one hundred one million, ten thousand, one hundred two".