213002234479 has 2 divisors, whose sum is σ = 213002234480. Its totient is φ = 213002234478.

The previous prime is 213002234411. The next prime is 213002234509. The reversal of 213002234479 is 974432200312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213002234479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213002234279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106501117239 + 106501117240.

It is an arithmetic number, because the mean of its divisors is an integer number (106501117240).

Almost surely, 2^213002234479 is an apocalyptic number.

213002234479 is a deficient number, since it is larger than the sum of its proper divisors (1).

213002234479 is an equidigital number, since it uses as much as digits as its factorization.

213002234479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 213002234479 in words is "two hundred thirteen billion, two million, two hundred thirty-four thousand, four hundred seventy-nine".