23211413429 has 2 divisors, whose sum is σ = 23211413430. Its totient is φ = 23211413428.

The previous prime is 23211413411. The next prime is 23211413483. The reversal of 23211413429 is 92431411232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15700591204 + 7510822225 = 125302^2 + 86665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23211413429 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23211413395 and 23211413404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23211413129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11605706714 + 11605706715.

It is an arithmetic number, because the mean of its divisors is an integer number (11605706715).

Almost surely, 2^23211413429 is an apocalyptic number.

It is an amenable number.

23211413429 is a deficient number, since it is larger than the sum of its proper divisors (1).

23211413429 is an equidigital number, since it uses as much as digits as its factorization.

23211413429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The spelling of 23211413429 in words is "twenty-three billion, two hundred eleven million, four hundred thirteen thousand, four hundred twenty-nine".