22211210012002 has 16 divisors (see below), whose sum is σ = 36345826706112. Its totient is φ = 10095946127920.

The previous prime is 22211210011979. The next prime is 22211210012029. The reversal of 22211210012002 is 20021001211222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089408 + ... + 6753460.

It is an arithmetic number, because the mean of its divisors is an integer number (2271614169132).

Almost surely, 2^{22211210012002} is an apocalyptic number.

22211210012002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22211210012002 is a deficient number, since it is larger than the sum of its proper divisors (14134616694110).

22211210012002 is a wasteful number, since it uses less digits than its factorization.

22211210012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5842313.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22211210012002 its reverse (20021001211222), we get a palindrome (42232211223224).

The spelling of 22211210012002 in words is "twenty-two trillion, two hundred eleven billion, two hundred ten million, twelve thousand, two".