12222651310020 has 48 divisors (see below), whose sum is σ = 38026026299520. Its totient is φ = 3259373682528.

The previous prime is 12222651310013. The next prime is 12222651310061. The reversal of 12222651310020 is 2001315622221.

12222651310020 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 2 + 651 + 3 + 1 + 0 + 0 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11317269192 + ... + 11317270271.

It is an arithmetic number, because the mean of its divisors is an integer number (792208881240).

Almost surely, 2^{12222651310020} is an apocalyptic number.

12222651310020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12222651310020 is an abundant number, since it is smaller than the sum of its proper divisors (25803374989500).

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

12222651310020 is a wasteful number, since it uses less digits than its factorization.

12222651310020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22634539481 (or 22634539473 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 12222651310020 its reverse (2001315622221), we get a palindrome (14223966932241).

The spelling of 12222651310020 in words is "twelve trillion, two hundred twenty-two billion, six hundred fifty-one million, three hundred ten thousand, twenty".