21412096631 has 2 divisors, whose sum is σ = 21412096632. Its totient is φ = 21412096630.

The previous prime is 21412096609. The next prime is 21412096661. The reversal of 21412096631 is 13669021412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21412096631 - 2⁶ = 21412096567 is a prime.

It is a super-2 number, since 2×21412096631² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21412096591 and 21412096600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21412096661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10706048315 + 10706048316.

It is an arithmetic number, because the mean of its divisors is an integer number (10706048316).

Almost surely, 2^21412096631 is an apocalyptic number.

21412096631 is a deficient number, since it is larger than the sum of its proper divisors (1).

21412096631 is an equidigital number, since it uses as much as digits as its factorization.

21412096631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 21412096631 in words is "twenty-one billion, four hundred twelve million, ninety-six thousand, six hundred thirty-one".