10220222021993 has 2 divisors, whose sum is σ = 10220222021994. Its totient is φ = 10220222021992.

The previous prime is 10220222021987. The next prime is 10220222022113. The reversal of 10220222021993 is 39912022202201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6834522661264 + 3385699360729 = 2614292^2 + 1840027^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10220222021993 is a prime.

It is not a weakly prime, because it can be changed into another prime (10220222021983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110111010996 + 5110111010997.

It is an arithmetic number, because the mean of its divisors is an integer number (5110111010997).

Almost surely, 2^{10220222021993} is an apocalyptic number.

It is an amenable number.

10220222021993 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220222021993 is an equidigital number, since it uses as much as digits as its factorization.

10220222021993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 10220222021993 in words is "ten trillion, two hundred twenty billion, two hundred twenty-two million, twenty-one thousand, nine hundred ninety-three".