2120101211102 has 16 divisors (see below), whose sum is σ = 3634632932352. Its totient is φ = 908571376440.

The previous prime is 2120101211093. The next prime is 2120101211159. The reversal of 2120101211102 is 2011121010212.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

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, 3314774 + ... + 3902297.

It is an arithmetic number, because the mean of its divisors is an integer number (227164558272).

Almost surely, 2^{2120101211102} is an apocalyptic number.

2120101211102 is a deficient number, since it is larger than the sum of its proper divisors (1514531721250).

2120101211102 is a wasteful number, since it uses less digits than its factorization.

2120101211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7238063.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2120101211102 its reverse (2011121010212), we get a palindrome (4131222221314).

The spelling of 2120101211102 in words is "two trillion, one hundred twenty billion, one hundred one million, two hundred eleven thousand, one hundred two".