2120211122102 has 16 divisors (see below), whose sum is σ = 3393560704560. Its totient is φ = 990552851712.

The previous prime is 2120211122101. The next prime is 2120211122123. The reversal of 2120211122102 is 2012211120212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120211122101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382154963 + ... + 382160510.

It is an arithmetic number, because the mean of its divisors is an integer number (212097544035).

Almost surely, 2^{2120211122102} is an apocalyptic number.

2120211122102 is a deficient number, since it is larger than the sum of its proper divisors (1273349582458).

2120211122102 is a wasteful number, since it uses less digits than its factorization.

2120211122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764315567.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2120211122102 its reverse (2012211120212), we get a palindrome (4132422242314).

The spelling of 2120211122102 in words is "two trillion, one hundred twenty billion, two hundred eleven million, one hundred twenty-two thousand, one hundred two".