22002120200012 has 12 divisors (see below), whose sum is σ = 38936336309640. Its totient is φ = 10877452682976.

The previous prime is 22002120200003. The next prime is 22002120200017. The reversal of 22002120200012 is 21000202120022.

It is a self number, because there is not a number n which added to its sum of digits gives 22002120200012.

It is not an unprimeable number, because it can be changed into a prime (22002120200017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30901853858 + ... + 30901854569.

It is an arithmetic number, because the mean of its divisors is an integer number (3244694692470).

Almost surely, 2^{22002120200012} is an apocalyptic number.

It is an amenable number.

22002120200012 is a deficient number, since it is larger than the sum of its proper divisors (16934216109628).

22002120200012 is a wasteful number, since it uses less digits than its factorization.

22002120200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61803708520 (or 61803708518 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22002120200012 its reverse (21000202120022), we get a palindrome (43002322320034).

The spelling of 22002120200012 in words is "twenty-two trillion, two billion, one hundred twenty million, two hundred thousand, twelve".