212312133110015 has 8 divisors (see below), whose sum is σ = 256094635172208. Its totient is φ = 168969656194560.

The previous prime is 212312133109963. The next prime is 212312133110023. The reversal of 212312133110015 is 510011331213212.

It is a happy number.

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

It is not a de Polignac number, because 212312133110015 - 2³⁸ = 212037255203071 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 110006285621 + ... + 110006287550.

It is an arithmetic number, because the mean of its divisors is an integer number (32011829396526).

Almost surely, 2^{212312133110015} is an apocalyptic number.

212312133110015 is a deficient number, since it is larger than the sum of its proper divisors (43782502062193).

212312133110015 is a wasteful number, since it uses less digits than its factorization.

212312133110015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220012573369.

The product of its (nonzero) digits is 1080, while the sum is 26.

Adding to 212312133110015 its reverse (510011331213212), we get a palindrome (722323464323227).

The spelling of 212312133110015 in words is "two hundred twelve trillion, three hundred twelve billion, one hundred thirty-three million, one hundred ten thousand, fifteen".