1102013001 has 6 divisors (see below), whose sum is σ = 1591796570. Its totient is φ = 734675328.

The previous prime is 1102012997. The next prime is 1102013027. The reversal of 1102013001 is 1003102011.

It can be written as a sum of positive squares in only one way, i.e., 1101908025 + 104976 = 33195^2 + 324^2 .

It is not a de Polignac number, because 1102013001 - 2² = 1102012997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 122445889 = 1102013001 / (1 + 1 + 0 + 2 + 0 + 1 + 3 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102013051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61222936 + ... + 61222953.

Almost surely, 2^1102013001 is an apocalyptic number.

It is an amenable number.

1102013001 is a deficient number, since it is larger than the sum of its proper divisors (489783569).

1102013001 is a wasteful number, since it uses less digits than its factorization.

1102013001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122445895 (or 122445892 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1102013001 is about 33196.5811643308. The cubic root of 1102013001 is about 1032.9094229178.

Adding to 1102013001 its reverse (1003102011), we get a palindrome (2105115012).

The spelling of 1102013001 in words is "one billion, one hundred two million, thirteen thousand, one".