212414045531 has 2 divisors, whose sum is σ = 212414045532. Its totient is φ = 212414045530.

The previous prime is 212414045507. The next prime is 212414045549. The reversal of 212414045531 is 135540414212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212414045531 is a prime.

It is a super-2 number, since 2×212414045531² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212414048531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106207022765 + 106207022766.

It is an arithmetic number, because the mean of its divisors is an integer number (106207022766).

Almost surely, 2^212414045531 is an apocalyptic number.

212414045531 is a deficient number, since it is larger than the sum of its proper divisors (1).

212414045531 is an equidigital number, since it uses as much as digits as its factorization.

212414045531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 212414045531 its reverse (135540414212), we get a palindrome (347954459743).

The spelling of 212414045531 in words is "two hundred twelve billion, four hundred fourteen million, forty-five thousand, five hundred thirty-one".