212013310312233 has 64 divisors (see below), whose sum is σ = 316006288588800. Its totient is φ = 140484899845440.

The previous prime is 212013310312207. The next prime is 212013310312253. The reversal of 212013310312233 is 332213013310212.

212013310312233 is a `hidden beast` number, since 2 + 1 + 2 + 0 + 1 + 3 + 310 + 312 + 2 + 33 = 666.

It is not a de Polignac number, because 212013310312233 - 2¹³ = 212013310304041 is a prime.

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 = 212013310312197 and 212013310312206.

It is not an unprimeable number, because it can be changed into a prime (212013310312253) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3953306463 + ... + 3953360091.

It is an arithmetic number, because the mean of its divisors is an integer number (4937598259200).

Almost surely, 2^{212013310312233} is an apocalyptic number.

It is an amenable number.

212013310312233 is a deficient number, since it is larger than the sum of its proper divisors (103992978276567).

212013310312233 is a wasteful number, since it uses less digits than its factorization.

212013310312233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55339 (or 55333 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 212013310312233 its reverse (332213013310212), we get a palindrome (544226323622445).

The spelling of 212013310312233 in words is "two hundred twelve trillion, thirteen billion, three hundred ten million, three hundred twelve thousand, two hundred thirty-three".