21442010034031 has 2 divisors, whose sum is σ = 21442010034032. Its totient is φ = 21442010034030.

The previous prime is 21442010033999. The next prime is 21442010034041. The reversal of 21442010034031 is 13043001024412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21442010034031 - 2⁵ = 21442010033999 is a prime.

It is a super-2 number, since 2×21442010034031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21442010033987 and 21442010034005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21442010034041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10721005017015 + 10721005017016.

It is an arithmetic number, because the mean of its divisors is an integer number (10721005017016).

Almost surely, 2^{21442010034031} is an apocalyptic number.

21442010034031 is a deficient number, since it is larger than the sum of its proper divisors (1).

21442010034031 is an equidigital number, since it uses as much as digits as its factorization.

21442010034031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 21442010034031 its reverse (13043001024412), we get a palindrome (34485011058443).

The spelling of 21442010034031 in words is "twenty-one trillion, four hundred forty-two billion, ten million, thirty-four thousand, thirty-one".