45213113122 has 8 divisors (see below), whose sum is σ = 68748706476. Its totient is φ = 22296877632.

The previous prime is 45213113119. The next prime is 45213113131. The reversal of 45213113122 is 22131131254.

It can be written as a sum of positive squares in 2 ways, for example, as 40772090241 + 4441022881 = 201921^2 + 66641^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154839283 + ... + 154839574.

Almost surely, 2^45213113122 is an apocalyptic number.

45213113122 is a deficient number, since it is larger than the sum of its proper divisors (23535593354).

45213113122 is a wasteful number, since it uses less digits than its factorization.

45213113122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309678932.

The product of its digits is 1440, while the sum is 25.

Adding to 45213113122 its reverse (22131131254), we get a palindrome (67344244376).

The spelling of 45213113122 in words is "forty-five billion, two hundred thirteen million, one hundred thirteen thousand, one hundred twenty-two".