12361142227 has 8 divisors (see below), whose sum is σ = 14870547200. Its totient is φ = 10037619144.

The previous prime is 12361142203. The next prime is 12361142237. The reversal of 12361142227 is 72224116321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12361142227 - 2⁷ = 12361142099 is a prime.

It is a super-2 number, since 2×12361142227² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12361142237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46470327 + ... + 46470592.

It is an arithmetic number, because the mean of its divisors is an integer number (1858818400).

Almost surely, 2^12361142227 is an apocalyptic number.

12361142227 is a deficient number, since it is larger than the sum of its proper divisors (2509404973).

12361142227 is an equidigital number, since it uses as much as digits as its factorization.

12361142227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92940945.

The product of its digits is 8064, while the sum is 31.

Adding to 12361142227 its reverse (72224116321), we get a palindrome (84585258548).

The spelling of 12361142227 in words is "twelve billion, three hundred sixty-one million, one hundred forty-two thousand, two hundred twenty-seven".