2202021000012 has 24 divisors (see below), whose sum is σ = 5138137223856. Its totient is φ = 733994396608.

The previous prime is 2202021000001. The next prime is 2202021000013. The reversal of 2202021000012 is 2100001202022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (2202021000013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 833463 + ... + 2258030.

It is an arithmetic number, because the mean of its divisors is an integer number (214089050994).

Almost surely, 2^{2202021000012} is an apocalyptic number.

It is an amenable number.

2202021000012 is an abundant number, since it is smaller than the sum of its proper divisors (2936116223844).

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

2202021000012 is a wasteful number, since it uses less digits than its factorization.

2202021000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3150857 (or 3150855 counting only the distinct ones).

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

Adding to 2202021000012 its reverse (2100001202022), we get a palindrome (4302022202034).

The spelling of 2202021000012 in words is "two trillion, two hundred two billion, twenty-one million, twelve", and thus it is an aban number.