2011010120122 has 24 divisors (see below), whose sum is σ = 3153586563540. Its totient is φ = 961721492160.

The previous prime is 2011010120111. The next prime is 2011010120123. The reversal of 2011010120122 is 2210210101102.

It can be written as a sum of positive squares in 2 ways, for example, as 1999704263881 + 11305856241 = 1414109^2 + 106329^2 .

It is not an unprimeable number, because it can be changed into a prime (2011010120123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17642472 + ... + 17756092.

Almost surely, 2^{2011010120122} is an apocalyptic number.

2011010120122 is a deficient number, since it is larger than the sum of its proper divisors (1142576443418).

2011010120122 is a wasteful number, since it uses less digits than its factorization.

2011010120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130398 (or 130375 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2011010120122 its reverse (2210210101102), we get a palindrome (4221220221224).

The spelling of 2011010120122 in words is "two trillion, eleven billion, ten million, one hundred twenty thousand, one hundred twenty-two".