1101303312 has 20 divisors (see below), whose sum is σ = 2845033680. Its totient is φ = 367101088.

The previous prime is 1101303283. The next prime is 1101303323. The reversal of 1101303312 is 2133031011.

It is a junction number, because it is equal to n+sod(n) for n = 1101303291 and 1101303300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11471862 + ... + 11471957.

It is an arithmetic number, because the mean of its divisors is an integer number (142251684).

Almost surely, 2^1101303312 is an apocalyptic number.

1101303312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101303312 is an abundant number, since it is smaller than the sum of its proper divisors (1743730368).

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

1101303312 is a wasteful number, since it uses less digits than its factorization.

1101303312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22943830 (or 22943824 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1101303312 is about 33185.8902547453. The cubic root of 1101303312 is about 1032.6876463841.

Adding to 1101303312 its reverse (2133031011), we get a palindrome (3234334323).

The spelling of 1101303312 in words is "one billion, one hundred one million, three hundred three thousand, three hundred twelve".