1023231011 has 8 divisors (see below), whose sum is σ = 1116509184. Its totient is φ = 929995720.

The previous prime is 1023231007. The next prime is 1023231017. The reversal of 1023231011 is 1101323201.

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 1023231011 - 2² = 1023231007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023231017) 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, 58826 + ... + 74208.

It is an arithmetic number, because the mean of its divisors is an integer number (139563648).

Almost surely, 2^1023231011 is an apocalyptic number.

1023231011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1023231011 is a deficient number, since it is larger than the sum of its proper divisors (93278173).

1023231011 is a wasteful number, since it uses less digits than its factorization.

1023231011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21441.

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

The square root of 1023231011 is about 31987.9822902289. The cubic root of 1023231011 is about 1007.6844680259.

Adding to 1023231011 its reverse (1101323201), we get a palindrome (2124554212).

The spelling of 1023231011 in words is "one billion, twenty-three million, two hundred thirty-one thousand, eleven".