212526023 has 2 divisors, whose sum is σ = 212526024. Its totient is φ = 212526022.

The previous prime is 212526019. The next prime is 212526029. The reversal of 212526023 is 320625212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212526023 - 2² = 212526019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212526023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212526029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106263011 + 106263012.

It is an arithmetic number, because the mean of its divisors is an integer number (106263012).

Almost surely, 2^212526023 is an apocalyptic number.

212526023 is a deficient number, since it is larger than the sum of its proper divisors (1).

212526023 is an equidigital number, since it uses as much as digits as its factorization.

212526023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 212526023 is about 14578.2722913245. The cubic root of 212526023 is about 596.7659541953.

The spelling of 212526023 in words is "two hundred twelve million, five hundred twenty-six thousand, twenty-three".