2222865187722 has 32 divisors (see below), whose sum is σ = 5073205838400. Its totient is φ = 720929249424.

The previous prime is 2222865187703. The next prime is 2222865187771. The reversal of 2222865187722 is 2277815682222.

2222865187722 is a `hidden beast` number, since 2 + 2 + 22 + 86 + 518 + 7 + 7 + 22 = 666.

It is a super-2 number, since 2×2222865187722² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 556270572 + ... + 556274567.

It is an arithmetic number, because the mean of its divisors is an integer number (158537682450).

Almost surely, 2^{2222865187722} is an apocalyptic number.

2222865187722 is an abundant number, since it is smaller than the sum of its proper divisors (2850340650678).

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

2222865187722 is a wasteful number, since it uses less digits than its factorization.

2222865187722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112545187 (or 1112545181 counting only the distinct ones).

The product of its digits is 6021120, while the sum is 54.

The spelling of 2222865187722 in words is "two trillion, two hundred twenty-two billion, eight hundred sixty-five million, one hundred eighty-seven thousand, seven hundred twenty-two".