1101240312 has 16 divisors (see below), whose sum is σ = 2753100840. Its totient is φ = 367080096.

The previous prime is 1101240289. The next prime is 1101240313. The reversal of 1101240312 is 2130421011.

1101240312 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×1101240312³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1101240291 and 1101240300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101240313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22942483 + ... + 22942530.

Almost surely, 2^1101240312 is an apocalyptic number.

1101240312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101240312 is an abundant number, since it is smaller than the sum of its proper divisors (1651860528).

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

1101240312 is a wasteful number, since it uses less digits than its factorization.

1101240312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45885022 (or 45885018 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1101240312 is about 33184.9410425874. The cubic root of 1101240312 is about 1032.6679543939.

Adding to 1101240312 its reverse (2130421011), we get a palindrome (3231661323).

The spelling of 1101240312 in words is "one billion, one hundred one million, two hundred forty thousand, three hundred twelve".