2111012020122 has 32 divisors (see below), whose sum is σ = 4301852405760. Its totient is φ = 690366980160.

The previous prime is 2111012020081. The next prime is 2111012020141. The reversal of 2111012020122 is 2210202101112.

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 15 ways as a sum of consecutive naturals, for example, 9078247 + ... + 9307877.

It is an arithmetic number, because the mean of its divisors is an integer number (134432887680).

Almost surely, 2^{2111012020122} is an apocalyptic number.

2111012020122 is an abundant number, since it is smaller than the sum of its proper divisors (2190840385638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111012020122 is a wasteful number, since it uses less digits than its factorization.

2111012020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258598.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2111012020122 its reverse (2210202101112), we get a palindrome (4321214121234).

The spelling of 2111012020122 in words is "two trillion, one hundred eleven billion, twelve million, twenty thousand, one hundred twenty-two".