1101132020 has 48 divisors (see below), whose sum is σ = 2359203840. Its totient is φ = 431618304.

The previous prime is 1101131989. The next prime is 1101132031. The reversal of 1101132020 is 202311011.

It is a junction number, because it is equal to n+sod(n) for n = 1101131992 and 1101132010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213917 + ... + 219003.

It is an arithmetic number, because the mean of its divisors is an integer number (49150080).

Almost surely, 2^1101132020 is an apocalyptic number.

1101132020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101132020 is an abundant number, since it is smaller than the sum of its proper divisors (1258071820).

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

1101132020 is a wasteful number, since it uses less digits than its factorization.

1101132020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5312 (or 5310 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1101132020 is about 33183.3093587725. The cubic root of 1101132020 is about 1032.6341036704.

Adding to 1101132020 its reverse (202311011), we get a palindrome (1303443031).

The spelling of 1101132020 in words is "one billion, one hundred one million, one hundred thirty-two thousand, twenty".