211033223023 has 16 divisors (see below), whose sum is σ = 241826391040. Its totient is φ = 180401709600.

The previous prime is 211033222997. The next prime is 211033223053. The reversal of 211033223023 is 320322330112.

It is not a de Polignac number, because 211033223023 - 2¹³ = 211033214831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211033222985 and 211033223003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211033223053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12106408 + ... + 12123826.

It is an arithmetic number, because the mean of its divisors is an integer number (15114149440).

Almost surely, 2^211033223023 is an apocalyptic number.

211033223023 is a deficient number, since it is larger than the sum of its proper divisors (30793168017).

211033223023 is a wasteful number, since it uses less digits than its factorization.

211033223023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21958.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 211033223023 its reverse (320322330112), we get a palindrome (531355553135).

The spelling of 211033223023 in words is "two hundred eleven billion, thirty-three million, two hundred twenty-three thousand, twenty-three".