22320022012002 has 64 divisors (see below), whose sum is σ = 58271386158720. Its totient is φ = 6243362798400.

The previous prime is 22320022011979. The next prime is 22320022012009. The reversal of 22320022012002 is 20021022002322.

22320022012002 is a `hidden beast` number, since 2 + 2 + 320 + 0 + 220 + 120 + 0 + 2 = 666.

It is a super-3 number, since 3×22320022012002³ (a number of 41 digits) contains 333 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (22320022012009) 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, 1445215149 + ... + 1445230592.

It is an arithmetic number, because the mean of its divisors is an integer number (910490408730).

Almost surely, 2^{22320022012002} is an apocalyptic number.

22320022012002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22320022012002 is an abundant number, since it is smaller than the sum of its proper divisors (35951364146718).

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

22320022012002 is a wasteful number, since it uses less digits than its factorization.

22320022012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2890445776 (or 2890445770 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22320022012002 its reverse (20021022002322), we get a palindrome (42341044014324).

The spelling of 22320022012002 in words is "twenty-two trillion, three hundred twenty billion, twenty-two million, twelve thousand, two".