2011102120122 has 16 divisors (see below), whose sum is σ = 4197082685760. Its totient is φ = 641220965792.

The previous prime is 2011102120091. The next prime is 2011102120123. The reversal of 2011102120122 is 2210212011102.

It is not an unprimeable number, because it can be changed into a prime (2011102120123) 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, 7286601747 + ... + 7286602022.

It is an arithmetic number, because the mean of its divisors is an integer number (262317667860).

Almost surely, 2^{2011102120122} is an apocalyptic number.

2011102120122 is an abundant number, since it is smaller than the sum of its proper divisors (2185980565638).

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

2011102120122 is a wasteful number, since it uses less digits than its factorization.

2011102120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14573203797.

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

Adding to 2011102120122 its reverse (2210212011102), we get a palindrome (4221314131224).

It can be divided in two parts, 201110 and 2120122, that added together give a palindrome (2321232).

The spelling of 2011102120122 in words is "two trillion, eleven billion, one hundred two million, one hundred twenty thousand, one hundred twenty-two".