3161222315 has 8 divisors (see below), whose sum is σ = 3794260320. Its totient is φ = 2528448832.

The previous prime is 3161222257. The next prime is 3161222333. The reversal of 3161222315 is 5132221613.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3161222315 - 2⁸ = 3161222059 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38810 + ... + 88479.

It is an arithmetic number, because the mean of its divisors is an integer number (474282540).

Almost surely, 2^3161222315 is an apocalyptic number.

3161222315 is a deficient number, since it is larger than the sum of its proper divisors (633038005).

3161222315 is a wasteful number, since it uses less digits than its factorization.

3161222315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132261.

The product of its digits is 2160, while the sum is 26.

The square root of 3161222315 is about 56224.7482431002. The cubic root of 3161222315 is about 1467.6359668430.

Adding to 3161222315 its reverse (5132221613), we get a palindrome (8293443928).

The spelling of 3161222315 in words is "three billion, one hundred sixty-one million, two hundred twenty-two thousand, three hundred fifteen".