11121011220090 has 32 divisors (see below), whose sum is σ = 26860429658880. Its totient is φ = 2946713799744.

The previous prime is 11121011220073. The next prime is 11121011220091. The reversal of 11121011220090 is 9002211012111.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11121011220091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1180569730 + ... + 1180579149.

It is an arithmetic number, because the mean of its divisors is an integer number (839388426840).

Almost surely, 2^{11121011220090} is an apocalyptic number.

11121011220090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121011220090 is an abundant number, since it is smaller than the sum of its proper divisors (15739418438790).

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

11121011220090 is a wasteful number, since it uses less digits than its factorization.

11121011220090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361149046.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 11121011220090 in words is "eleven trillion, one hundred twenty-one billion, eleven million, two hundred twenty thousand, ninety".