20022202204402 has 16 divisors (see below), whose sum is σ = 30253102164000. Its totient is φ = 9937837607328.

The previous prime is 20022202204391. The next prime is 20022202204427. The reversal of 20022202204402 is 20440220222002.

It is a super-2 number, since 2×20022202204402² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14262313 + ... + 15603139.

It is an arithmetic number, because the mean of its divisors is an integer number (1890818885250).

Almost surely, 2^{20022202204402} is an apocalyptic number.

20022202204402 is a deficient number, since it is larger than the sum of its proper divisors (10230899959598).

20022202204402 is a wasteful number, since it uses less digits than its factorization.

20022202204402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395465.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20022202204402 its reverse (20440220222002), we get a palindrome (40462422426404).

The spelling of 20022202204402 in words is "twenty trillion, twenty-two billion, two hundred two million, two hundred four thousand, four hundred two".