213011001239 has 2 divisors, whose sum is σ = 213011001240. Its totient is φ = 213011001238.

The previous prime is 213011001223. The next prime is 213011001253. The reversal of 213011001239 is 932100110312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213011001239 - 2⁴ = 213011001223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213011001209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106505500619 + 106505500620.

It is an arithmetic number, because the mean of its divisors is an integer number (106505500620).

Almost surely, 2^213011001239 is an apocalyptic number.

213011001239 is a deficient number, since it is larger than the sum of its proper divisors (1).

213011001239 is an equidigital number, since it uses as much as digits as its factorization.

213011001239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The spelling of 213011001239 in words is "two hundred thirteen billion, eleven million, one thousand, two hundred thirty-nine".