1022011313 has 2 divisors, whose sum is σ = 1022011314. Its totient is φ = 1022011312.

The previous prime is 1022011283. The next prime is 1022011327. The reversal of 1022011313 is 3131102201.

It is an a-pointer prime, because the next prime (1022011327) can be obtained adding 1022011313 to its sum of digits (14).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1002545569 + 19465744 = 31663^2 + 4412^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022011313 - 2²⁰ = 1020962737 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022011343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511005656 + 511005657.

It is an arithmetic number, because the mean of its divisors is an integer number (511005657).

Almost surely, 2^1022011313 is an apocalyptic number.

It is an amenable number.

1022011313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022011313 is an equidigital number, since it uses as much as digits as its factorization.

1022011313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1022011313 is about 31968.9116643029. The cubic root of 1022011313 is about 1007.2839200251.

Adding to 1022011313 its reverse (3131102201), we get a palindrome (4153113514).

The spelling of 1022011313 in words is "one billion, twenty-two million, eleven thousand, three hundred thirteen".