11312201120 has 96 divisors (see below), whose sum is σ = 29632853376. Its totient is φ = 4046054400.

The previous prime is 11312201111. The next prime is 11312201143. The reversal of 11312201120 is 2110221311.

It is a junction number, because it is equal to n+sod(n) for n = 11312201095 and 11312201104.

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, 54677 + ... + 160043.

It is an arithmetic number, because the mean of its divisors is an integer number (308675556).

Almost surely, 2^11312201120 is an apocalyptic number.

11312201120 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 11312201120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14816426688).

11312201120 is an abundant number, since it is smaller than the sum of its proper divisors (18320652256).

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

11312201120 is a wasteful number, since it uses less digits than its factorization.

11312201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105454 (or 105446 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11312201120 its reverse (2110221311), we get a palindrome (13422422431).

The spelling of 11312201120 in words is "eleven billion, three hundred twelve million, two hundred one thousand, one hundred twenty".