212132320320231 has 32 divisors (see below), whose sum is σ = 332758265978880. Its totient is φ = 133101958324608.

The previous prime is 212132320320229. The next prime is 212132320320233. The reversal of 212132320320231 is 132023023231212.

212132320320231 is a `hidden beast` number, since 2 + 1 + 2 + 13 + 2 + 320 + 320 + 2 + 3 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (212132320320229) and next prime (212132320320233).

It is not a de Polignac number, because 212132320320231 - 2¹ = 212132320320229 is a prime.

It is a super-2 number, since 2×212132320320231² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 212132320320195 and 212132320320204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212132320320233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98875360 + ... + 100998026.

It is an arithmetic number, because the mean of its divisors is an integer number (10398695811840).

Almost surely, 2^{212132320320231} is an apocalyptic number.

212132320320231 is a deficient number, since it is larger than the sum of its proper divisors (120625945658649).

212132320320231 is a wasteful number, since it uses less digits than its factorization.

212132320320231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2340420 (or 2340414 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 212132320320231 its reverse (132023023231212), we get a palindrome (344155343551443).

The spelling of 212132320320231 in words is "two hundred twelve trillion, one hundred thirty-two billion, three hundred twenty million, three hundred twenty thousand, two hundred thirty-one".