1103201120 has 96 divisors (see below), whose sum is σ = 3048046848. Its totient is φ = 369427968.

The previous prime is 1103201101. The next prime is 1103201129. The reversal of 1103201120 is 211023011.

It is a super-2 number, since 2×1103201120² = 2434105422338508800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103201129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36707 + ... + 59613.

It is an arithmetic number, because the mean of its divisors is an integer number (31750488).

Almost surely, 2^1103201120 is an apocalyptic number.

1103201120 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 1103201120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1524023424).

1103201120 is an abundant number, since it is smaller than the sum of its proper divisors (1944845728).

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

1103201120 is a wasteful number, since it uses less digits than its factorization.

1103201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22972 (or 22964 counting only the distinct ones).

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

The square root of 1103201120 is about 33214.4715447950. The cubic root of 1103201120 is about 1033.2804949280.

Adding to 1103201120 its reverse (211023011), we get a palindrome (1314224131).

The spelling of 1103201120 in words is "one billion, one hundred three million, two hundred one thousand, one hundred twenty".