2221023000312 has 48 divisors (see below), whose sum is σ = 6015464690040. Its totient is φ = 740317115328.

The previous prime is 2221023000307. The next prime is 2221023000341. The reversal of 2221023000312 is 2130003201222.

2221023000312 is a `hidden beast` number, since 222 + 102 + 30 + 0 + 0 + 312 = 666.

2221023000312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11 ways as a sum of consecutive naturals, for example, 1824358 + ... + 2787530.

Almost surely, 2^{2221023000312} is an apocalyptic number.

It is an amenable number.

2221023000312 is an abundant number, since it is smaller than the sum of its proper divisors (3794441689728).

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

2221023000312 is a wasteful number, since it uses less digits than its factorization.

2221023000312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995212 (or 995205 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2221023000312 its reverse (2130003201222), we get a palindrome (4351026201534).

The spelling of 2221023000312 in words is "two trillion, two hundred twenty-one billion, twenty-three million, three hundred twelve", and thus it is an aban number.