20440000022022 has 48 divisors (see below), whose sum is σ = 51568301959200. Its totient is φ = 5729811325056.

The previous prime is 20440000021997. The next prime is 20440000022027. The reversal of 20440000022022 is 22022000004402.

20440000022022 is a `hidden beast` number, since 2 + 0 + 440 + 0 + 0 + 0 + 0 + 220 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20440000021986 and 20440000022004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20440000022027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1530391647 + ... + 1530405002.

It is an arithmetic number, because the mean of its divisors is an integer number (1074339624150).

Almost surely, 2^{20440000022022} is an apocalyptic number.

20440000022022 is an abundant number, since it is smaller than the sum of its proper divisors (31128301937178).

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

20440000022022 is a wasteful number, since it uses less digits than its factorization.

20440000022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060796717 (or 3060796714 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 20440000022022 its reverse (22022000004402), we get a palindrome (42462000026424).

The spelling of 20440000022022 in words is "twenty trillion, four hundred forty billion, twenty-two thousand, twenty-two".