212144174507 has 2 divisors, whose sum is σ = 212144174508. Its totient is φ = 212144174506.

The previous prime is 212144174497. The next prime is 212144174531. The reversal of 212144174507 is 705471441212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212144174507 - 2⁸ = 212144174251 is a prime.

It is a super-3 number, since 3×212144174507³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (212144174597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106072087253 + 106072087254.

It is an arithmetic number, because the mean of its divisors is an integer number (106072087254).

Almost surely, 2^212144174507 is an apocalyptic number.

212144174507 is a deficient number, since it is larger than the sum of its proper divisors (1).

212144174507 is an equidigital number, since it uses as much as digits as its factorization.

212144174507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62720, while the sum is 38.

The spelling of 212144174507 in words is "two hundred twelve billion, one hundred forty-four million, one hundred seventy-four thousand, five hundred seven".