20440222204402 has 32 divisors (see below), whose sum is σ = 41166321646464. Its totient is φ = 7351128864000.

The previous prime is 20440222204361. The next prime is 20440222204439.

20440222204402 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5104948599 + ... + 5104952602.

It is an arithmetic number, because the mean of its divisors is an integer number (1286447551452).

Almost surely, 2^{20440222204402} is an apocalyptic number.

20440222204402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20440222204402 is an abundant number, since it is smaller than the sum of its proper divisors (20726099442062).

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

20440222204402 is a wasteful number, since it uses less digits than its factorization.

20440222204402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10209901234.

The product of its (nonzero) digits is 16384, while the sum is 28.

It can be divided in two parts, 2044022 and 2204402, that added together give a palindrome (4248424).

The spelling of 20440222204402 in words is "twenty trillion, four hundred forty billion, two hundred twenty-two million, two hundred four thousand, four hundred two".