12213631152 has 60 divisors (see below), whose sum is σ = 34378853184. Its totient is φ = 4047669120.

The previous prime is 12213631151. The next prime is 12213631207. The reversal of 12213631152 is 25113631221.

12213631152 is a `hidden beast` number, since 1 + 2 + 2 + 13 + 631 + 15 + 2 = 666.

It is a super-3 number, since 3×12213631152³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12213631151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 220224 + ... + 270047.

Almost surely, 2^12213631152 is an apocalyptic number.

12213631152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12213631152 is an abundant number, since it is smaller than the sum of its proper divisors (22165222032).

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

12213631152 is a wasteful number, since it uses less digits than its factorization.

12213631152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490458 (or 490449 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The spelling of 12213631152 in words is "twelve billion, two hundred thirteen million, six hundred thirty-one thousand, one hundred fifty-two".