12225053042 has 4 divisors (see below), whose sum is σ = 18337579566. Its totient is φ = 6112526520.

The previous prime is 12225053041. The next prime is 12225053077. The reversal of 12225053042 is 24035052221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12137649241 + 87403801 = 110171^2 + 9349^2 .

It is not an unprimeable number, because it can be changed into a prime (12225053041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3056263259 + ... + 3056263262.

Almost surely, 2^12225053042 is an apocalyptic number.

12225053042 is a deficient number, since it is larger than the sum of its proper divisors (6112526524).

12225053042 is an equidigital number, since it uses as much as digits as its factorization.

12225053042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6112526523.

The product of its (nonzero) digits is 4800, while the sum is 26.

The spelling of 12225053042 in words is "twelve billion, two hundred twenty-five million, fifty-three thousand, forty-two".