1203113242011 has 8 divisors (see below), whose sum is σ = 1655897795584. Its totient is φ = 776202091560.

The previous prime is 1203113242007. The next prime is 1203113242031. The reversal of 1203113242011 is 1102423113021.

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

It is not a de Polignac number, because 1203113242011 - 2² = 1203113242007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1203113242031) 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, 6468350671 + ... + 6468350856.

It is an arithmetic number, because the mean of its divisors is an integer number (206987224448).

Almost surely, 2^{1203113242011} is an apocalyptic number.

1203113242011 is a deficient number, since it is larger than the sum of its proper divisors (452784553573).

1203113242011 is a wasteful number, since it uses less digits than its factorization.

1203113242011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12936701561.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1203113242011 its reverse (1102423113021), we get a palindrome (2305536355032).

The spelling of 1203113242011 in words is "one trillion, two hundred three billion, one hundred thirteen million, two hundred forty-two thousand, eleven".