1013122001 has 2 divisors, whose sum is σ = 1013122002. Its totient is φ = 1013122000.

The previous prime is 1013121983. The next prime is 1013122007. The reversal of 1013122001 is 1002213101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 987467776 + 25654225 = 31424^2 + 5065^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013122001 - 2⁶ = 1013121937 is a prime.

It is not a weakly prime, because it can be changed into another prime (1013122007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506561000 + 506561001.

It is an arithmetic number, because the mean of its divisors is an integer number (506561001).

Almost surely, 2^1013122001 is an apocalyptic number.

It is an amenable number.

1013122001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013122001 is an equidigital number, since it uses as much as digits as its factorization.

1013122001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1013122001 is about 31829.5774555680. The cubic root of 1013122001 is about 1004.3550067174.

Adding to 1013122001 its reverse (1002213101), we get a palindrome (2015335102).

The spelling of 1013122001 in words is "one billion, thirteen million, one hundred twenty-two thousand, one".