22000021000022 has 8 divisors (see below), whose sum is σ = 35538495461616. Its totient is φ = 10153855846152.

The previous prime is 22000021000021. The next prime is 22000021000043. The reversal of 22000021000022 is 22000012000022.

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

It is a junction number, because it is equal to n+sod(n) for n = 22000020999967 and 22000021000012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000021000021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423077326898 + ... + 423077326949.

It is an arithmetic number, because the mean of its divisors is an integer number (4442311932702).

Almost surely, 2^{22000021000022} is an apocalyptic number.

22000021000022 is a deficient number, since it is larger than the sum of its proper divisors (13538474461594).

22000021000022 is a wasteful number, since it uses less digits than its factorization.

22000021000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846154653862.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 22000021000022 its reverse (22000012000022), we get a palindrome (44000033000044).

Subtracting from 22000021000022 its reverse (22000012000022), we obtain a square (9000000 = 3000²).

The spelling of 22000021000022 in words is "twenty-two trillion, twenty-one million, twenty-two", and thus it is an aban number and an uban number.