11002211212120 has 32 divisors (see below), whose sum is σ = 24789026152800. Its totient is φ = 4394830987008.

The previous prime is 11002211212099. The next prime is 11002211212159. The reversal of 11002211212120 is 2121211220011.

It is a junction number, because it is equal to n+sod(n) for n = 11002211212094 and 11002211212103.

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, 189142365 + ... + 189200524.

It is an arithmetic number, because the mean of its divisors is an integer number (774657067275).

Almost surely, 2^{11002211212120} is an apocalyptic number.

11002211212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11002211212120 is an abundant number, since it is smaller than the sum of its proper divisors (13786814940680).

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

11002211212120 is a wasteful number, since it uses less digits than its factorization.

11002211212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378343627 (or 378343623 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11002211212120 its reverse (2121211220011), we get a palindrome (13123422432131).

The spelling of 11002211212120 in words is "eleven trillion, two billion, two hundred eleven million, two hundred twelve thousand, one hundred twenty".