11222100222020 has 24 divisors (see below), whose sum is σ = 23795210572224. Its totient is φ = 4445259116256.

The previous prime is 11222100222001. The next prime is 11222100222061. The reversal of 11222100222020 is 2022200122211.

It is a happy number.

It is a super-2 number, since 2×11222100222020² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11222100222020.

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, 2723808674 + ... + 2723812793.

It is an arithmetic number, because the mean of its divisors is an integer number (991467107176).

Almost surely, 2^{11222100222020} is an apocalyptic number.

11222100222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222100222020 is an abundant number, since it is smaller than the sum of its proper divisors (12573110350204).

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

11222100222020 is a wasteful number, since it uses less digits than its factorization.

11222100222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5447621579 (or 5447621577 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11222100222020 its reverse (2022200122211), we get a palindrome (13244300344231).

The spelling of 11222100222020 in words is "eleven trillion, two hundred twenty-two billion, one hundred million, two hundred twenty-two thousand, twenty".