22002300312 has 16 divisors (see below), whose sum is σ = 55005750840. Its totient is φ = 7334100096.

The previous prime is 22002300301. The next prime is 22002300323. The reversal of 22002300312 is 21300320022.

It is an interprime number because it is at equal distance from previous prime (22002300301) and next prime (22002300323).

It is a junction number, because it is equal to n+sod(n) for n = 22002300291 and 22002300300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458381233 + ... + 458381280.

Almost surely, 2^22002300312 is an apocalyptic number.

It is an amenable number.

22002300312 is an abundant number, since it is smaller than the sum of its proper divisors (33003450528).

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

22002300312 is a wasteful number, since it uses less digits than its factorization.

22002300312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916762522 (or 916762518 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 22002300312 its reverse (21300320022), we get a palindrome (43302620334).

The spelling of 22002300312 in words is "twenty-two billion, two million, three hundred thousand, three hundred twelve".