1011120 has 80 divisors (see below), whose sum is σ = 3428352. Its totient is φ = 244480.

The previous prime is 1011107. The next prime is 1011137. The reversal of 1011120 is 211101.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a junction number, because it is equal to n+sod(n) for n = 1011099 and 1011108.

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, 2449 + ... + 2831.

2^1011120 is an apocalyptic number.

1011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1714176).

1011120 is an abundant number, since it is smaller than the sum of its proper divisors (2417232).

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

1011120 is a wasteful number, since it uses less digits than its factorization.

1011120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410 (or 404 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1011120 is about 1005.5446285471. The cubic root of 1011120 is about 100.3693011544.

Adding to 1011120 its reverse (211101), we get a palindrome (1222221).

It can be divided in two parts, 101 and 1120, that added together give a palindrome (1221).

The spelling of 1011120 in words is "one million, eleven thousand, one hundred twenty".