22022111802 has 16 divisors (see below), whose sum is σ = 44047838592. Its totient is φ = 7340101440.

The previous prime is 22022111789. The next prime is 22022111827. The reversal of 22022111802 is 20811122022.

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, 67938 + ... + 220589.

It is an arithmetic number, because the mean of its divisors is an integer number (2752989912).

Almost surely, 2^22022111802 is an apocalyptic number.

22022111802 is an abundant number, since it is smaller than the sum of its proper divisors (22025726790).

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

22022111802 is a wasteful number, since it uses less digits than its factorization.

22022111802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301253.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 22022111802 its reverse (20811122022), we get a palindrome (42833233824).

The spelling of 22022111802 in words is "twenty-two billion, twenty-two million, one hundred eleven thousand, eight hundred two".