130312232122 has 8 divisors (see below), whose sum is σ = 197198156916. Its totient is φ = 64579513152.

The previous prime is 130312231993. The next prime is 130312232137. The reversal of 130312232122 is 221232213031.

It can be written as a sum of positive squares in 2 ways, for example, as 112801267881 + 17510964241 = 335859^2 + 132329^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 130312232093 and 130312232102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288301173 + ... + 288301624.

Almost surely, 2^130312232122 is an apocalyptic number.

130312232122 is a deficient number, since it is larger than the sum of its proper divisors (66885924794).

130312232122 is a wasteful number, since it uses less digits than its factorization.

130312232122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576602912.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 130312232122 its reverse (221232213031), we get a palindrome (351544445153).

The spelling of 130312232122 in words is "one hundred thirty billion, three hundred twelve million, two hundred thirty-two thousand, one hundred twenty-two".