11100121010122 has 16 divisors (see below), whose sum is σ = 16964511183432. Its totient is φ = 5445286113280.

The previous prime is 11100121010081. The next prime is 11100121010159. The reversal of 11100121010122 is 22101012100111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11099352001761 + 769008361 = 3331569^2 + 27731^2 .

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, 10901418 + ... + 11876074.

Almost surely, 2^{11100121010122} is an apocalyptic number.

11100121010122 is a deficient number, since it is larger than the sum of its proper divisors (5864390173310).

11100121010122 is a wasteful number, since it uses less digits than its factorization.

11100121010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082153.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11100121010122 its reverse (22101012100111), we get a palindrome (33201133110233).

The spelling of 11100121010122 in words is "eleven trillion, one hundred billion, one hundred twenty-one million, ten thousand, one hundred twenty-two".