1133011020 has 24 divisors (see below), whose sum is σ = 3172431024. Its totient is φ = 302136256.

The previous prime is 1133010997. The next prime is 1133011079. The reversal of 1133011020 is 201103311.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1133010987 and 1133011005.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9441699 + ... + 9441818.

It is an arithmetic number, because the mean of its divisors is an integer number (132184626).

Almost surely, 2^1133011020 is an apocalyptic number.

1133011020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133011020 is an abundant number, since it is smaller than the sum of its proper divisors (2039420004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1133011020 is a wasteful number, since it uses less digits than its factorization.

1133011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18883529 (or 18883527 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1133011020 is about 33660.2290544791. The cubic root of 1133011020 is about 1042.5047553107.

Adding to 1133011020 its reverse (201103311), we get a palindrome (1334114331).

The spelling of 1133011020 in words is "one billion, one hundred thirty-three million, eleven thousand, twenty".