20000002221012 has 48 divisors (see below), whose sum is σ = 51668933847552. Its totient is φ = 5970149914080.

The previous prime is 20000002220953. The next prime is 20000002221047. The reversal of 20000002221012 is 21012220000002.

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

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1130701368 + ... + 1130719055.

It is an arithmetic number, because the mean of its divisors is an integer number (1076436121824).

Almost surely, 2^{20000002221012} is an apocalyptic number.

20000002221012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20000002221012 is an abundant number, since it is smaller than the sum of its proper divisors (31668931626540).

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

20000002221012 is a wasteful number, since it uses less digits than its factorization.

20000002221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261420508 (or 2261420506 counting only the distinct ones).

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

Adding to 20000002221012 its reverse (21012220000002), we get a palindrome (41012222221014).

The spelling of 20000002221012 in words is "twenty trillion, two million, two hundred twenty-one thousand, twelve".