1141020331 has 16 divisors (see below), whose sum is σ = 1331041248. Its totient is φ = 966592000.

The previous prime is 1141020313. The next prime is 1141020337. The reversal of 1141020331 is 1330201411.

It is not a de Polignac number, because 1141020331 - 2⁵ = 1141020299 is a prime.

It is a super-3 number, since 3×1141020331³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1141020337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11320 + ... + 49093.

It is an arithmetic number, because the mean of its divisors is an integer number (83190078).

Almost surely, 2^1141020331 is an apocalyptic number.

1141020331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1141020331 is a deficient number, since it is larger than the sum of its proper divisors (190020917).

1141020331 is a wasteful number, since it uses less digits than its factorization.

1141020331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60542.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1141020331 is about 33778.9924509302. The cubic root of 1141020331 is about 1044.9554954605.

Adding to 1141020331 its reverse (1330201411), we get a palindrome (2471221742).

The spelling of 1141020331 in words is "one billion, one hundred forty-one million, twenty thousand, three hundred thirty-one".