1232103011 has 4 divisors (see below), whose sum is σ = 1232253624. Its totient is φ = 1231952400.

The previous prime is 1232103007. The next prime is 1232103023. The reversal of 1232103011 is 1103012321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1232103011 - 2² = 1232103007 is a prime.

It is a super-2 number, since 2×1232103011² = 3036155659430532242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232103311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62285 + ... + 79646.

It is an arithmetic number, because the mean of its divisors is an integer number (308063406).

Almost surely, 2^1232103011 is an apocalyptic number.

1232103011 is a deficient number, since it is larger than the sum of its proper divisors (150613).

1232103011 is an equidigital number, since it uses as much as digits as its factorization.

1232103011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150612.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1232103011 is about 35101.3249180141. The cubic root of 1232103011 is about 1072.0515596140.

Adding to 1232103011 its reverse (1103012321), we get a palindrome (2335115332).

The spelling of 1232103011 in words is "one billion, two hundred thirty-two million, one hundred three thousand, eleven".