12213265370 has 16 divisors (see below), whose sum is σ = 22451620608. Its totient is φ = 4781363280.

The previous prime is 12213265301. The next prime is 12213265391. The reversal of 12213265370 is 7356231221.

It is a super-3 number, since 3×12213265370³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12992366 + ... + 12993305.

It is an arithmetic number, because the mean of its divisors is an integer number (1403226288).

Almost surely, 2^12213265370 is an apocalyptic number.

12213265370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12213265370 is a deficient number, since it is larger than the sum of its proper divisors (10238355238).

12213265370 is a wasteful number, since it uses less digits than its factorization.

12213265370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25985725.

The product of its (nonzero) digits is 15120, while the sum is 32.

Adding to 12213265370 its reverse (7356231221), we get a palindrome (19569496591).

The spelling of 12213265370 in words is "twelve billion, two hundred thirteen million, two hundred sixty-five thousand, three hundred seventy".