1011313203 has 8 divisors (see below), whose sum is σ = 1349473728. Its totient is φ = 673680744.

The previous prime is 1011313181. The next prime is 1011313211. The reversal of 1011313203 is 3023131101.

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

It is not a de Polignac number, because 1011313203 - 2⁶ = 1011313139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011313223) 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, 127525 + ... + 135222.

It is an arithmetic number, because the mean of its divisors is an integer number (168684216).

Almost surely, 2^1011313203 is an apocalyptic number.

1011313203 is a deficient number, since it is larger than the sum of its proper divisors (338160525).

1011313203 is a wasteful number, since it uses less digits than its factorization.

1011313203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264033.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1011313203 is about 31801.1509697369. The cubic root of 1011313203 is about 1003.7569354270.

Adding to 1011313203 its reverse (3023131101), we get a palindrome (4034444304).

The spelling of 1011313203 in words is "one billion, eleven million, three hundred thirteen thousand, two hundred three".