2223101312 has 16 divisors (see below), whose sum is σ = 4428834900. Its totient is φ = 1111550592.

The previous prime is 2223101207. The next prime is 2223101341. The reversal of 2223101312 is 2131013222.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×2223101312² = 9884358886832242688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8683862 + ... + 8684117.

Almost surely, 2^2223101312 is an apocalyptic number.

It is an amenable number.

2223101312 is a deficient number, since it is larger than the sum of its proper divisors (2205733588).

2223101312 is an equidigital number, since it uses as much as digits as its factorization.

2223101312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17367993 (or 17367981 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2223101312 is about 47149.7753122960. The cubic root of 2223101312 is about 1305.1279337103.

Adding to 2223101312 its reverse (2131013222), we get a palindrome (4354114534).

The spelling of 2223101312 in words is "two billion, two hundred twenty-three million, one hundred one thousand, three hundred twelve".