2120100111002 has 16 divisors (see below), whose sum is σ = 3223767622272. Its totient is φ = 1045511388000.

The previous prime is 2120100110993. The next prime is 2120100111071. The reversal of 2120100111002 is 2001110010212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15904127 + ... + 16036877.

It is an arithmetic number, because the mean of its divisors is an integer number (201485476392).

Almost surely, 2^{2120100111002} is an apocalyptic number.

2120100111002 is a deficient number, since it is larger than the sum of its proper divisors (1103667511270).

2120100111002 is a wasteful number, since it uses less digits than its factorization.

2120100111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242213.

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

Adding to 2120100111002 its reverse (2001110010212), we get a palindrome (4121210121214).

The spelling of 2120100111002 in words is "two trillion, one hundred twenty billion, one hundred million, one hundred eleven thousand, two".