20212310323199 has 4 divisors (see below), whose sum is σ = 20213194794936. Its totient is φ = 20211425851464.

The previous prime is 20212310323187. The next prime is 20212310323201. The reversal of 20212310323199 is 99132301321202.

It is a happy number.

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 20212310323199 - 2⁸ = 20212310322943 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 (20212310523199) 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, 442201589 + ... + 442247294.

It is an arithmetic number, because the mean of its divisors is an integer number (5053298698734).

Almost surely, 2^{20212310323199} is an apocalyptic number.

20212310323199 is a deficient number, since it is larger than the sum of its proper divisors (884471737).

20212310323199 is an equidigital number, since it uses as much as digits as its factorization.

20212310323199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884471736.

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 20212310323199 in words is "twenty trillion, two hundred twelve billion, three hundred ten million, three hundred twenty-three thousand, one hundred ninety-nine".