212111323023 has 8 divisors (see below), whose sum is σ = 289713026736. Its totient is φ = 137958584000.

The previous prime is 212111323019. The next prime is 212111323027. The reversal of 212111323023 is 320323111212.

It is an interprime number because it is at equal distance from previous prime (212111323019) and next prime (212111323027).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212111323023 - 2² = 212111323019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212111323027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 862241028 + ... + 862241273.

It is an arithmetic number, because the mean of its divisors is an integer number (36214128342).

Almost surely, 2^212111323023 is an apocalyptic number.

212111323023 is a deficient number, since it is larger than the sum of its proper divisors (77601703713).

212111323023 is a wasteful number, since it uses less digits than its factorization.

212111323023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1724482345.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 212111323023 its reverse (320323111212), we get a palindrome (532434434235).

The spelling of 212111323023 in words is "two hundred twelve billion, one hundred eleven million, three hundred twenty-three thousand, twenty-three".