1312002022 has 8 divisors (see below), whose sum is σ = 2071582200. Its totient is φ = 621474624.

The previous prime is 1312002017. The next prime is 1312002049. The reversal of 1312002022 is 2202002131.

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 = 1312001993 and 1312002011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17263147 + ... + 17263222.

It is an arithmetic number, because the mean of its divisors is an integer number (258947775).

Almost surely, 2^1312002022 is an apocalyptic number.

1312002022 is a deficient number, since it is larger than the sum of its proper divisors (759580178).

1312002022 is a wasteful number, since it uses less digits than its factorization.

1312002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34526390.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1312002022 is about 36221.5684641071. The cubic root of 1312002022 is about 1094.7412973491.

Adding to 1312002022 its reverse (2202002131), we get a palindrome (3514004153).

The spelling of 1312002022 in words is "one billion, three hundred twelve million, two thousand, twenty-two".