12213650700 has 54 divisors (see below), whose sum is σ = 38283012404. Its totient is φ = 3256973280.

The previous prime is 12213650677. The next prime is 12213650707. The reversal of 12213650700 is 705631221.

It is a happy number.

12213650700 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 3 + 650 + 7 + 0 + 0 = 666.

It is a super-2 number, since 2×12213650700² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12213650707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6784462 + ... + 6786261.

Almost surely, 2^12213650700 is an apocalyptic number.

12213650700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12213650700 is an abundant number, since it is smaller than the sum of its proper divisors (26069361704).

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

12213650700 is a wasteful number, since it uses less digits than its factorization.

12213650700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13570743 (or 13570733 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

It can be divided in two parts, 1221 and 3650700, that added together give a square (3651921 = 1911²).

The spelling of 12213650700 in words is "twelve billion, two hundred thirteen million, six hundred fifty thousand, seven hundred".