1101320012 has 24 divisors (see below), whose sum is σ = 2142521472. Its totient is φ = 491904000.

The previous prime is 1101319991. The next prime is 1101320053. The reversal of 1101320012 is 2100231011.

It is a junction number, because it is equal to n+sod(n) for n = 1101319975 and 1101320002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339989 + ... + 343212.

It is an arithmetic number, because the mean of its divisors is an integer number (89271728).

Almost surely, 2^1101320012 is an apocalyptic number.

It is an amenable number.

1101320012 is a deficient number, since it is larger than the sum of its proper divisors (1041201460).

1101320012 is a wasteful number, since it uses less digits than its factorization.

1101320012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683249 (or 683247 counting only the distinct ones).

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

The square root of 1101320012 is about 33186.1418667491. The cubic root of 1101320012 is about 1032.6928661985.

Adding to 1101320012 its reverse (2100231011), we get a palindrome (3201551023).

The spelling of 1101320012 in words is "one billion, one hundred one million, three hundred twenty thousand, twelve".