1222334566764 has 48 divisors (see below), whose sum is σ = 2933228083968. Its totient is φ = 395887428288.

The previous prime is 1222334566741. The next prime is 1222334566799. The reversal of 1222334566764 is 4676654332221.

It is a super-2 number, since 2×1222334566764² (a number of 25 digits) contains 22 as substring.

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, 1570614 + ... + 2216189.

It is an arithmetic number, because the mean of its divisors is an integer number (61108918416).

Almost surely, 2^{1222334566764} is an apocalyptic number.

It is an amenable number.

1222334566764 is an abundant number, since it is smaller than the sum of its proper divisors (1710893517204).

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

1222334566764 is a wasteful number, since it uses less digits than its factorization.

1222334566764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3787574 (or 3787572 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 51.

Adding to 1222334566764 its reverse (4676654332221), we get a palindrome (5898988898985).

The spelling of 1222334566764 in words is "one trillion, two hundred twenty-two billion, three hundred thirty-four million, five hundred sixty-six thousand, seven hundred sixty-four".