23132112012213 has 16 divisors (see below), whose sum is σ = 32183922923520. Its totient is φ = 14750859342384.

The previous prime is 23132112012199. The next prime is 23132112012271. The reversal of 23132112012213 is 31221021123132.

It is not a de Polignac number, because 23132112012213 - 2⁴ = 23132112012197 is a prime.

It is a super-2 number, since 2×23132112012213² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23132112012613) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 30473520 + ... + 31223382.

It is an arithmetic number, because the mean of its divisors is an integer number (2011495182720).

Almost surely, 2^{23132112012213} is an apocalyptic number.

23132112012213 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

23132112012213 is a deficient number, since it is larger than the sum of its proper divisors (9051810911307).

23132112012213 is a wasteful number, since it uses less digits than its factorization.

23132112012213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196968.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 23132112012213 its reverse (31221021123132), we get a palindrome (54353133135345).

The spelling of 23132112012213 in words is "twenty-three trillion, one hundred thirty-two billion, one hundred twelve million, twelve thousand, two hundred thirteen".