22200311212002 has 96 divisors (see below), whose sum is σ = 60139558926720. Its totient is φ = 5749979304960.

The previous prime is 22200311211977. The next prime is 22200311212031. The reversal of 22200311212002 is 20021211300222.

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

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 22198477 + ... + 23176992.

It is an arithmetic number, because the mean of its divisors is an integer number (626453738820).

Almost surely, 2^{22200311212002} is an apocalyptic number.

22200311212002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22200311212002 is an abundant number, since it is smaller than the sum of its proper divisors (37939247714718).

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

22200311212002 is a wasteful number, since it uses less digits than its factorization.

22200311212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45375848 (or 45375845 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 22200311212002 its reverse (20021211300222), we get a palindrome (42221522512224).

The spelling of 22200311212002 in words is "twenty-two trillion, two hundred billion, three hundred eleven million, two hundred twelve thousand, two".