212424022999 has 4 divisors (see below), whose sum is σ = 212426253760. Its totient is φ = 212421792240.

The previous prime is 212424022997. The next prime is 212424023029. The reversal of 212424022999 is 999220424212.

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 212424022999 - 2¹ = 212424022997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212424022997) 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, 965862 + ... + 1165219.

It is an arithmetic number, because the mean of its divisors is an integer number (53106563440).

Almost surely, 2^212424022999 is an apocalyptic number.

212424022999 is a deficient number, since it is larger than the sum of its proper divisors (2230761).

212424022999 is an equidigital number, since it uses as much as digits as its factorization.

212424022999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230760.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 212424022999 in words is "two hundred twelve billion, four hundred twenty-four million, twenty-two thousand, nine hundred ninety-nine".