1036222021 has 2 divisors, whose sum is σ = 1036222022. Its totient is φ = 1036222020.

The previous prime is 1036222009. The next prime is 1036222039. The reversal of 1036222021 is 1202226301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1036196100 + 25921 = 32190^2 + 161^2 .

It is a cyclic number.

It is not a de Polignac number, because 1036222021 - 2¹⁷ = 1036090949 is a prime.

It is a super-3 number, since 3×1036222021³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1036222021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1036222001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 518111010 + 518111011.

It is an arithmetic number, because the mean of its divisors is an integer number (518111011).

Almost surely, 2^1036222021 is an apocalyptic number.

It is an amenable number.

1036222021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1036222021 is an equidigital number, since it uses as much as digits as its factorization.

1036222021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1036222021 is about 32190.4026225209. The cubic root of 1036222021 is about 1011.9310899586.

Adding to 1036222021 its reverse (1202226301), we get a palindrome (2238448322).

The spelling of 1036222021 in words is "one billion, thirty-six million, two hundred twenty-two thousand, twenty-one".