19922473033 has 2 divisors, whose sum is σ = 19922473034. Its totient is φ = 19922473032.

The previous prime is 19922473031. The next prime is 19922473093. The reversal of 19922473033 is 33037422991.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10364868864 + 9557604169 = 101808^2 + 97763^2 .

It is a cyclic number.

It is not a de Polignac number, because 19922473033 - 2¹ = 19922473031 is a prime.

It is a super-2 number, since 2×19922473033² (a number of 21 digits) contains 22 as substring.

Together with 19922473031, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (19922473031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9961236516 + 9961236517.

It is an arithmetic number, because the mean of its divisors is an integer number (9961236517).

Almost surely, 2^19922473033 is an apocalyptic number.

It is an amenable number.

19922473033 is a deficient number, since it is larger than the sum of its proper divisors (1).

19922473033 is an equidigital number, since it uses as much as digits as its factorization.

19922473033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 43.

The spelling of 19922473033 in words is "nineteen billion, nine hundred twenty-two million, four hundred seventy-three thousand, thirty-three".