22203636402 has 8 divisors (see below), whose sum is σ = 44407272816. Its totient is φ = 7401212132.

The previous prime is 22203636373. The next prime is 22203636449. The reversal of 22203636402 is 20463630222.

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

22203636402 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 22203636402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1850303028 + ... + 1850303039.

It is an arithmetic number, because the mean of its divisors is an integer number (5550909102).

Almost surely, 2^22203636402 is an apocalyptic number.

22203636402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22203636402 is a wasteful number, since it uses less digits than its factorization.

22203636402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3700606072.

The product of its (nonzero) digits is 20736, while the sum is 30.

It can be divided in two parts, 22 and 203636402, that multiplied together give a palindrome (4480000844).

The spelling of 22203636402 in words is "twenty-two billion, two hundred three million, six hundred thirty-six thousand, four hundred two".