211012231442023 has 4 divisors (see below), whose sum is σ = 230195161573128. Its totient is φ = 191829301310920.

The previous prime is 211012231442011. The next prime is 211012231442053. The reversal of 211012231442023 is 320244132210112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 211012231442023 - 2¹³ = 211012231433831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211012231441982 and 211012231442000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211012231442053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9591465065536 + ... + 9591465065557.

It is an arithmetic number, because the mean of its divisors is an integer number (57548790393282).

Almost surely, 2^{211012231442023} is an apocalyptic number.

211012231442023 is a deficient number, since it is larger than the sum of its proper divisors (19182930131105).

211012231442023 is a wasteful number, since it uses less digits than its factorization.

211012231442023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19182930131104.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 211012231442023 its reverse (320244132210112), we get a palindrome (531256363652135).

The spelling of 211012231442023 in words is "two hundred eleven trillion, twelve billion, two hundred thirty-one million, four hundred forty-two thousand, twenty-three".