22002002022 has 64 divisors (see below), whose sum is σ = 59082315264. Its totient is φ = 5275203840.

The previous prime is 22002002003. The next prime is 22002002023. The reversal of 22002002022 is 22020020022.

It is a junction number, because it is equal to n+sod(n) for n = 22002001989 and 22002002007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002002023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1825663 + ... + 1837674.

It is an arithmetic number, because the mean of its divisors is an integer number (923161176).

Almost surely, 2^22002002022 is an apocalyptic number.

22002002022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22002002022 is an abundant number, since it is smaller than the sum of its proper divisors (37080313242).

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

22002002022 is a wasteful number, since it uses less digits than its factorization.

22002002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3663373.

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 22002002022 its reverse (22020020022), we get a palindrome (44022022044).

The spelling of 22002002022 in words is "twenty-two billion, two million, two thousand, twenty-two".