220001202012 has 12 divisors (see below), whose sum is σ = 513336138056. Its totient is φ = 73333734000.

The previous prime is 220001201999. The next prime is 220001202073. The reversal of 220001202012 is 210202100022.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 18333433501 = 220001202012 / (2 + 2 + 0 + 0 + 0 + 1 + 2 + 0 + 2 + 0 + 1 + 2).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 9166716739 + ... + 9166716762.

Almost surely, 2^220001202012 is an apocalyptic number.

It is an amenable number.

220001202012 is an abundant number, since it is smaller than the sum of its proper divisors (293334936044).

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

220001202012 is a wasteful number, since it uses less digits than its factorization.

220001202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18333433508 (or 18333433506 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 220001202012 its reverse (210202100022), we get a palindrome (430203302034).

The spelling of 220001202012 in words is "two hundred twenty billion, one million, two hundred two thousand, twelve".