1013120201 has 4 divisors (see below), whose sum is σ = 1013913600. Its totient is φ = 1012326804.

The previous prime is 1013120183. The next prime is 1013120231. The reversal of 1013120201 is 1020213101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1013120201 - 2¹⁸ = 1012858057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013120231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394781 + ... + 397338.

It is an arithmetic number, because the mean of its divisors is an integer number (253478400).

Almost surely, 2^1013120201 is an apocalyptic number.

It is an amenable number.

1013120201 is a deficient number, since it is larger than the sum of its proper divisors (793399).

1013120201 is an equidigital number, since it uses as much as digits as its factorization.

1013120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793398.

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

The square root of 1013120201 is about 31829.5491799680. The cubic root of 1013120201 is about 1004.3544119091.

Adding to 1013120201 its reverse (1020213101), we get a palindrome (2033333302).

The spelling of 1013120201 in words is "one billion, thirteen million, one hundred twenty thousand, two hundred one".