21233122323139 has 2 divisors, whose sum is σ = 21233122323140. Its totient is φ = 21233122323138.

The previous prime is 21233122323107. The next prime is 21233122323163. The reversal of 21233122323139 is 93132322133212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21233122323139 - 2⁵ = 21233122323107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21233122323098 and 21233122323107.

It is not a weakly prime, because it can be changed into another prime (21233122353139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10616561161569 + 10616561161570.

It is an arithmetic number, because the mean of its divisors is an integer number (10616561161570).

Almost surely, 2^{21233122323139} is an apocalyptic number.

21233122323139 is a deficient number, since it is larger than the sum of its proper divisors (1).

21233122323139 is an equidigital number, since it uses as much as digits as its factorization.

21233122323139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 37.

The spelling of 21233122323139 in words is "twenty-one trillion, two hundred thirty-three billion, one hundred twenty-two million, three hundred twenty-three thousand, one hundred thirty-nine".