22244240402 has 32 divisors (see below), whose sum is σ = 34836770304. Its totient is φ = 10640448000.

The previous prime is 22244240399. The next prime is 22244240407. The reversal of 22244240402 is 20404244222.

It is not an unprimeable number, because it can be changed into a prime (22244240407) 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, 7822793 + ... + 7825635.

It is an arithmetic number, because the mean of its divisors is an integer number (1088649072).

Almost surely, 2^22244240402 is an apocalyptic number.

22244240402 is a deficient number, since it is larger than the sum of its proper divisors (12592529902).

22244240402 is a wasteful number, since it uses less digits than its factorization.

22244240402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4274.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 22244240402 its reverse (20404244222), we get a palindrome (42648484624).

The spelling of 22244240402 in words is "twenty-two billion, two hundred forty-four million, two hundred forty thousand, four hundred two".