21232032002939 has 2 divisors, whose sum is σ = 21232032002940. Its totient is φ = 21232032002938.

The previous prime is 21232032002927. The next prime is 21232032002947. The reversal of 21232032002939 is 93920023023212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21232032002939 - 2¹² = 21232031998843 is a prime.

It is not a weakly prime, because it can be changed into another prime (21232032002999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10616016001469 + 10616016001470.

It is an arithmetic number, because the mean of its divisors is an integer number (10616016001470).

Almost surely, 2^{21232032002939} is an apocalyptic number.

21232032002939 is a deficient number, since it is larger than the sum of its proper divisors (1).

21232032002939 is an equidigital number, since it uses as much as digits as its factorization.

21232032002939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 21232032002939 in words is "twenty-one trillion, two hundred thirty-two billion, thirty-two million, two thousand, nine hundred thirty-nine".