11210121112220 has 24 divisors (see below), whose sum is σ = 23587504365600. Its totient is φ = 4475238915392.

The previous prime is 11210121112219. The next prime is 11210121112273. The reversal of 11210121112220 is 2221112101211.

It is a congruent number.

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, 550585160 + ... + 550605519.

It is an arithmetic number, because the mean of its divisors is an integer number (982812681900).

Almost surely, 2^{11210121112220} is an apocalyptic number.

11210121112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11210121112220 is an abundant number, since it is smaller than the sum of its proper divisors (12377383253380).

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

11210121112220 is a wasteful number, since it uses less digits than its factorization.

11210121112220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101191197 (or 1101191195 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11210121112220 its reverse (2221112101211), we get a palindrome (13431233213431).

The spelling of 11210121112220 in words is "eleven trillion, two hundred ten billion, one hundred twenty-one million, one hundred twelve thousand, two hundred twenty".