2002122201312 has 36 divisors (see below), whose sum is σ = 5693535010800. Its totient is φ = 667374067008.

The previous prime is 2002122201301. The next prime is 2002122201347. The reversal of 2002122201312 is 2131022212002.

2002122201312 is a `hidden beast` number, since 200 + 212 + 220 + 1 + 31 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3475906312 + ... + 3475906887.

It is an arithmetic number, because the mean of its divisors is an integer number (158153750300).

Almost surely, 2^{2002122201312} is an apocalyptic number.

It is an amenable number.

2002122201312 is an abundant number, since it is smaller than the sum of its proper divisors (3691412809488).

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

2002122201312 is a wasteful number, since it uses less digits than its factorization.

2002122201312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6951813215 (or 6951813204 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2002122201312 its reverse (2131022212002), we get a palindrome (4133144413314).

The spelling of 2002122201312 in words is "two trillion, two billion, one hundred twenty-two million, two hundred one thousand, three hundred twelve".