212322719625 has 16 divisors (see below), whose sum is σ = 353305006080. Its totient is φ = 113238783600.

The previous prime is 212322719621. The next prime is 212322719629. The reversal of 212322719625 is 526917223212.

It is an interprime number because it is at equal distance from previous prime (212322719621) and next prime (212322719629).

It is not a de Polignac number, because 212322719625 - 2² = 212322719621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212322719621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283096585 + ... + 283097334.

It is an arithmetic number, because the mean of its divisors is an integer number (22081562880).

Almost surely, 2^212322719625 is an apocalyptic number.

212322719625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

212322719625 is a deficient number, since it is larger than the sum of its proper divisors (140982286455).

212322719625 is an equidigital number, since it uses as much as digits as its factorization.

212322719625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566193937 (or 566193927 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The spelling of 212322719625 in words is "two hundred twelve billion, three hundred twenty-two million, seven hundred nineteen thousand, six hundred twenty-five".