1021112323373 has 2 divisors, whose sum is σ = 1021112323374. Its totient is φ = 1021112323372.

The previous prime is 1021112323307. The next prime is 1021112323433. The reversal of 1021112323373 is 3733232111201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 663504735364 + 357607588009 = 814558^2 + 598003^2 .

It is a cyclic number.

It is not a de Polignac number, because 1021112323373 - 2⁸ = 1021112323117 is a prime.

It is a super-2 number, since 2×1021112323373² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021112343373) 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, 510556161686 + 510556161687.

It is an arithmetic number, because the mean of its divisors is an integer number (510556161687).

Almost surely, 2^{1021112323373} is an apocalyptic number.

It is an amenable number.

1021112323373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021112323373 is an equidigital number, since it uses as much as digits as its factorization.

1021112323373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 29.

Adding to 1021112323373 its reverse (3733232111201), we get a palindrome (4754344434574).

The spelling of 1021112323373 in words is "one trillion, twenty-one billion, one hundred twelve million, three hundred twenty-three thousand, three hundred seventy-three".