2111012333120 has 56 divisors (see below), whose sum is σ = 5027464965624. Its totient is φ = 844301316096.

The previous prime is 2111012333119. The next prime is 2111012333161. The reversal of 2111012333120 is 213332101112.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 405188263936 + 1705824069184 = 636544^2 + 1306072^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2111012333092 and 2111012333101.

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, 2233922 + ... + 3035198.

Almost surely, 2^{2111012333120} is an apocalyptic number.

2111012333120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2111012333120 is an abundant number, since it is smaller than the sum of its proper divisors (2916452632504).

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

2111012333120 is an equidigital number, since it uses as much as digits as its factorization.

2111012333120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809527 (or 809517 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2111012333120 its reverse (213332101112), we get a palindrome (2324344434232).

The spelling of 2111012333120 in words is "two trillion, one hundred eleven billion, twelve million, three hundred thirty-three thousand, one hundred twenty".