32022421993 has 2 divisors, whose sum is σ = 32022421994. Its totient is φ = 32022421992.

The previous prime is 32022421987. The next prime is 32022422023. The reversal of 32022421993 is 39912422023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30876464089 + 1145957904 = 175717^2 + 33852^2 .

It is a cyclic number.

It is not a de Polignac number, because 32022421993 - 2⁵ = 32022421961 is a prime.

It is not a weakly prime, because it can be changed into another prime (32022421693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16011210996 + 16011210997.

It is an arithmetic number, because the mean of its divisors is an integer number (16011210997).

Almost surely, 2^32022421993 is an apocalyptic number.

It is an amenable number.

32022421993 is a deficient number, since it is larger than the sum of its proper divisors (1).

32022421993 is an equidigital number, since it uses as much as digits as its factorization.

32022421993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 32022421993 in words is "thirty-two billion, twenty-two million, four hundred twenty-one thousand, nine hundred ninety-three".