1101133420 has 24 divisors (see below), whose sum is σ = 2314802448. Its totient is φ = 439992000.

The previous prime is 1101133417. The next prime is 1101133421. The reversal of 1101133420 is 243311011.

It is a junction number, because it is equal to n+sod(n) for n = 1101133394 and 1101133403.

It is not an unprimeable number, because it can be changed into a prime (1101133421) 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, 8931 + ... + 47770.

It is an arithmetic number, because the mean of its divisors is an integer number (96450102).

Almost surely, 2^1101133420 is an apocalyptic number.

1101133420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101133420 is an abundant number, since it is smaller than the sum of its proper divisors (1213669028).

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

1101133420 is a wasteful number, since it uses less digits than its factorization.

1101133420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57681 (or 57679 counting only the distinct ones).

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

The square root of 1101133420 is about 33183.3304537082. The cubic root of 1101133420 is about 1032.6345413070.

Adding to 1101133420 its reverse (243311011), we get a palindrome (1344444431).

The spelling of 1101133420 in words is "one billion, one hundred one million, one hundred thirty-three thousand, four hundred twenty".