12227025632 has 12 divisors (see below), whose sum is σ = 24071956776. Its totient is φ = 6113512800.

The previous prime is 12227025589. The next prime is 12227025649. The reversal of 12227025632 is 23652072221.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 382094551 = 12227025632 / (1 + 2 + 2 + 2 + 7 + 0 + 2 + 5 + 6 + 3 + 2).

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, 191047244 + ... + 191047307.

It is an arithmetic number, because the mean of its divisors is an integer number (2005996398).

Almost surely, 2^12227025632 is an apocalyptic number.

It is an amenable number.

12227025632 is a deficient number, since it is larger than the sum of its proper divisors (11844931144).

12227025632 is an equidigital number, since it uses as much as digits as its factorization.

12227025632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382094561 (or 382094553 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

Adding to 12227025632 its reverse (23652072221), we get a palindrome (35879097853).

The spelling of 12227025632 in words is "twelve billion, two hundred twenty-seven million, twenty-five thousand, six hundred thirty-two".