212260651 has 2 divisors, whose sum is σ = 212260652. Its totient is φ = 212260650.

The previous prime is 212260619. The next prime is 212260661. The reversal of 212260651 is 156062212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212260651 - 2⁵ = 212260619 is a prime.

It is not a weakly prime, because it can be changed into another prime (212260661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106130325 + 106130326.

It is an arithmetic number, because the mean of its divisors is an integer number (106130326).

Almost surely, 2^212260651 is an apocalyptic number.

212260651 is a deficient number, since it is larger than the sum of its proper divisors (1).

212260651 is an equidigital number, since it uses as much as digits as its factorization.

212260651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 212260651 is about 14569.1678211214. The cubic root of 212260651 is about 596.5174655118.

The spelling of 212260651 in words is "two hundred twelve million, two hundred sixty thousand, six hundred fifty-one".