1011131330 has 16 divisors (see below), whose sum is σ = 1985494464. Its totient is φ = 367684080.

The previous prime is 1011131323. The next prime is 1011131333. The reversal of 1011131330 is 331311101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1011131333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4595942 + ... + 4596161.

It is an arithmetic number, because the mean of its divisors is an integer number (124093404).

Almost surely, 2^1011131330 is an apocalyptic number.

1011131330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011131330 is a deficient number, since it is larger than the sum of its proper divisors (974363134).

1011131330 is a wasteful number, since it uses less digits than its factorization.

1011131330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9192121.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1011131330 is about 31798.2913062951. The cubic root of 1011131330 is about 1003.6967604554.

Adding to 1011131330 its reverse (331311101), we get a palindrome (1342442431).

The spelling of 1011131330 in words is "one billion, eleven million, one hundred thirty-one thousand, three hundred thirty".