1121012111320 has 32 divisors (see below), whose sum is σ = 2524551721200. Its totient is φ = 448000494208.

The previous prime is 1121012111239. The next prime is 1121012111353. The reversal of 1121012111320 is 231112101211.

It is a happy number.

It is a super-2 number, since 2×1121012111320² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121012111294 and 1121012111303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12591034 + ... + 12679753.

Almost surely, 2^{1121012111320} is an apocalyptic number.

1121012111320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121012111320 is an abundant number, since it is smaller than the sum of its proper divisors (1403539609880).

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

1121012111320 is a wasteful number, since it uses less digits than its factorization.

1121012111320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25271907 (or 25271903 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1121012111320 its reverse (231112101211), we get a palindrome (1352124212531).

The spelling of 1121012111320 in words is "one trillion, one hundred twenty-one billion, twelve million, one hundred eleven thousand, three hundred twenty".