212313223021023 has 24 divisors (see below), whose sum is σ = 308248865776800. Its totient is φ = 140817074376384.

The previous prime is 212313223021007. The next prime is 212313223021027. The reversal of 212313223021023 is 320120322313212.

212313223021023 is a `hidden beast` number, since 2 + 1 + 2 + 3 + 1 + 322 + 302 + 10 + 23 = 666.

It is not a de Polignac number, because 212313223021023 - 2⁴ = 212313223021007 is a prime.

It is a super-3 number, since 3×212313223021023³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212313223021027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60128715 + ... + 63561692.

It is an arithmetic number, because the mean of its divisors is an integer number (12843702740700).

Almost surely, 2^{212313223021023} is an apocalyptic number.

212313223021023 is a deficient number, since it is larger than the sum of its proper divisors (95935642755777).

212313223021023 is a wasteful number, since it uses less digits than its factorization.

212313223021023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123691391 (or 123691388 counting only the distinct ones).

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

Adding to 212313223021023 its reverse (320120322313212), we get a palindrome (532433545334235).

The spelling of 212313223021023 in words is "two hundred twelve trillion, three hundred thirteen billion, two hundred twenty-three million, twenty-one thousand, twenty-three".