21410223031 has 2 divisors, whose sum is σ = 21410223032. Its totient is φ = 21410223030.

The previous prime is 21410223013. The next prime is 21410223073. The reversal of 21410223031 is 13032201412.

It is a happy number.

Together with previous prime (21410223013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21410223031 - 2¹¹ = 21410220983 is a prime.

It is a super-2 number, since 2×21410223031² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21410223091) 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, 10705111515 + 10705111516.

It is an arithmetic number, because the mean of its divisors is an integer number (10705111516).

Almost surely, 2^21410223031 is an apocalyptic number.

21410223031 is a deficient number, since it is larger than the sum of its proper divisors (1).

21410223031 is an equidigital number, since it uses as much as digits as its factorization.

21410223031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 21410223031 its reverse (13032201412), we get a palindrome (34442424443).

The spelling of 21410223031 in words is "twenty-one billion, four hundred ten million, two hundred twenty-three thousand, thirty-one".