11222002120020 has 96 divisors (see below), whose sum is σ = 31522962240000. Its totient is φ = 2982896429184.

The previous prime is 11222002120003. The next prime is 11222002120057. The reversal of 11222002120020 is 2002120022211.

11222002120020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22968231 + ... + 23451729.

It is an arithmetic number, because the mean of its divisors is an integer number (328364190000).

Almost surely, 2^{11222002120020} is an apocalyptic number.

11222002120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222002120020 is an abundant number, since it is smaller than the sum of its proper divisors (20300960119980).

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

11222002120020 is a wasteful number, since it uses less digits than its factorization.

11222002120020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484757 (or 484755 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11222002120020 its reverse (2002120022211), we get a palindrome (13224122142231).

The spelling of 11222002120020 in words is "eleven trillion, two hundred twenty-two billion, two million, one hundred twenty thousand, twenty".