22024102402 has 4 divisors (see below), whose sum is σ = 33036153606. Its totient is φ = 11012051200.

The previous prime is 22024102379. The next prime is 22024102421. The reversal of 22024102402 is 20420142022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21021810121 + 1002292281 = 144989^2 + 31659^2 .

It is a super-2 number, since 2×22024102402² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22024102402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506025599 + ... + 5506025602.

Almost surely, 2^22024102402 is an apocalyptic number.

22024102402 is a deficient number, since it is larger than the sum of its proper divisors (11012051204).

22024102402 is a wasteful number, since it uses less digits than its factorization.

22024102402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11012051203.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 22024102402 its reverse (20420142022), we get a palindrome (42444244424).

The spelling of 22024102402 in words is "twenty-two billion, twenty-four million, one hundred two thousand, four hundred two".