22220201220012 has 72 divisors (see below), whose sum is σ = 58569829903312. Its totient is φ = 7365812500800.

The previous prime is 22220201220001. The next prime is 22220201220023. The reversal of 22220201220012 is 21002210202222.

22220201220012 is a `hidden beast` number, since 22 + 220 + 201 + 220 + 0 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (22220201220001) and next prime (22220201220023).

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 23 ways as a sum of consecutive naturals, for example, 62974039 + ... + 63325902.

Almost surely, 2^{22220201220012} is an apocalyptic number.

It is an amenable number.

22220201220012 is an abundant number, since it is smaller than the sum of its proper divisors (36349628683300).

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

22220201220012 is a wasteful number, since it uses less digits than its factorization.

22220201220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126300141 (or 126300127 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22220201220012 its reverse (21002210202222), we get a palindrome (43222411422234).

The spelling of 22220201220012 in words is "twenty-two trillion, two hundred twenty billion, two hundred one million, two hundred twenty thousand, twelve".