1203113011 has 8 divisors (see below), whose sum is σ = 1212192000. Its totient is φ = 1194063360.

The previous prime is 1203112961. The next prime is 1203113047. The reversal of 1203113011 is 1103113021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1203113011 - 2⁹ = 1203112499 is a prime.

It is a super-2 number, since 2×1203113011² = 2894961834474972242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1203112982 and 1203113000.

It is not an unprimeable number, because it can be changed into a prime (1203113311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78745 + ... + 92773.

It is an arithmetic number, because the mean of its divisors is an integer number (151524000).

Almost surely, 2^1203113011 is an apocalyptic number.

1203113011 is a deficient number, since it is larger than the sum of its proper divisors (9078989).

1203113011 is a wasteful number, since it uses less digits than its factorization.

1203113011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14669.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1203113011 is about 34685.9194919206. The cubic root of 1203113011 is about 1063.5766834495.

Adding to 1203113011 its reverse (1103113021), we get a palindrome (2306226032).

The spelling of 1203113011 in words is "one billion, two hundred three million, one hundred thirteen thousand, eleven".