22242731109 has 16 divisors (see below), whose sum is σ = 29791809024. Its totient is φ = 14761177200.

The previous prime is 22242731107. The next prime is 22242731111. The reversal of 22242731109 is 90113724222.

It is an interprime number because it is at equal distance from previous prime (22242731107) and next prime (22242731111).

It is not a de Polignac number, because 22242731109 - 2¹ = 22242731107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22242731109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22242731107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 862614 + ... + 888024.

It is an arithmetic number, because the mean of its divisors is an integer number (1861988064).

Almost surely, 2^22242731109 is an apocalyptic number.

It is an amenable number.

22242731109 is a deficient number, since it is larger than the sum of its proper divisors (7549077915).

22242731109 is a wasteful number, since it uses less digits than its factorization.

22242731109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26728.

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 22242731109 in words is "twenty-two billion, two hundred forty-two million, seven hundred thirty-one thousand, one hundred nine".