22040644222 has 8 divisors (see below), whose sum is σ = 33072820272. Its totient is φ = 11016370800.

The previous prime is 22040644207. The next prime is 22040644229. The reversal of 22040644222 is 22244604022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22040644229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1968679 + ... + 1979842.

It is an arithmetic number, because the mean of its divisors is an integer number (4134102534).

Almost surely, 2^22040644222 is an apocalyptic number.

22040644222 is a deficient number, since it is larger than the sum of its proper divisors (11032176050).

22040644222 is a wasteful number, since it uses less digits than its factorization.

22040644222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3951314.

The product of its (nonzero) digits is 12288, while the sum is 28.

It can be divided in two parts, 220406 and 44222, that added together give a triangular number (264628 = T₇₂₇).

The spelling of 22040644222 in words is "twenty-two billion, forty million, six hundred forty-four thousand, two hundred twenty-two".