2120100210002 has 16 divisors (see below), whose sum is σ = 3191897985432. Its totient is φ = 1056138773760.

The previous prime is 2120100209999. The next prime is 2120100210017. The reversal of 2120100210002 is 2000120010212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1917502098121 + 202598111881 = 1384739^2 + 450109^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208073 + ... + 2069660.

Almost surely, 2^{2120100210002} is an apocalyptic number.

2120100210002 is a deficient number, since it is larger than the sum of its proper divisors (1071797775430).

2120100210002 is a wasteful number, since it uses less digits than its factorization.

2120100210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2279453.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2120100210002 its reverse (2000120010212), we get a palindrome (4120220220214).

The spelling of 2120100210002 in words is "two trillion, one hundred twenty billion, one hundred million, two hundred ten thousand, two".