1022222093 has 2 divisors, whose sum is σ = 1022222094. Its totient is φ = 1022222092.

The previous prime is 1022222083. The next prime is 1022222147. The reversal of 1022222093 is 3902222201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 516062089 + 506160004 = 22717^2 + 22498^2 .

It is an emirp because it is prime and its reverse (3902222201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1022222093 - 2¹² = 1022217997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022222083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511111046 + 511111047.

It is an arithmetic number, because the mean of its divisors is an integer number (511111047).

Almost surely, 2^1022222093 is an apocalyptic number.

It is an amenable number.

1022222093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022222093 is an equidigital number, since it uses as much as digits as its factorization.

1022222093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1022222093 is about 31972.2081345659. The cubic root of 1022222093 is about 1007.3531628040.

Adding to 1022222093 its reverse (3902222201), we get a palindrome (4924444294).

The spelling of 1022222093 in words is "one billion, twenty-two million, two hundred twenty-two thousand, ninety-three".