22212236084 has 6 divisors (see below), whose sum is σ = 38871413154. Its totient is φ = 11106118040.

The previous prime is 22212236077. The next prime is 22212236089. The reversal of 22212236084 is 48063221222.

It can be written as a sum of positive squares in only one way, i.e., 22120612900 + 91623184 = 148730^2 + 9572^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22212236084.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212236089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2776529507 + ... + 2776529514.

It is an arithmetic number, because the mean of its divisors is an integer number (6478568859).

Almost surely, 2^22212236084 is an apocalyptic number.

It is an amenable number.

22212236084 is a deficient number, since it is larger than the sum of its proper divisors (16659177070).

22212236084 is a wasteful number, since it uses less digits than its factorization.

22212236084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5553059025 (or 5553059023 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 22212236084 in words is "twenty-two billion, two hundred twelve million, two hundred thirty-six thousand, eighty-four".