212292511199 has 4 divisors (see below), whose sum is σ = 215282546640. Its totient is φ = 209302475760.

The previous prime is 212292511177. The next prime is 212292511229. The reversal of 212292511199 is 991115292212.

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 212292511199 - 2⁸ = 212292510943 is a prime.

It is a super-2 number, since 2×212292511199² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212292511139) 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, 1495017614 + ... + 1495017755.

It is an arithmetic number, because the mean of its divisors is an integer number (53820636660).

Almost surely, 2^212292511199 is an apocalyptic number.

212292511199 is a deficient number, since it is larger than the sum of its proper divisors (2990035441).

212292511199 is an equidigital number, since it uses as much as digits as its factorization.

212292511199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990035440.

The product of its digits is 58320, while the sum is 44.

The spelling of 212292511199 in words is "two hundred twelve billion, two hundred ninety-two million, five hundred eleven thousand, one hundred ninety-nine".