2011002221120 has 56 divisors (see below), whose sum is σ = 4815451684800. Its totient is φ = 799907005952.

The previous prime is 2011002221099. The next prime is 2011002221161. The reversal of 2011002221120 is 211222001102.

It is a junction number, because it is equal to n+sod(n) for n = 2011002221095 and 2011002221104.

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, 17496860 + ... + 17611419.

Almost surely, 2^{2011002221120} is an apocalyptic number.

2011002221120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011002221120 is an abundant number, since it is smaller than the sum of its proper divisors (2804449463680).

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

2011002221120 is a wasteful number, since it uses less digits than its factorization.

2011002221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35108475 (or 35108465 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2011002221120 its reverse (211222001102), we get a palindrome (2222224222222).

The spelling of 2011002221120 in words is "two trillion, eleven billion, two million, two hundred twenty-one thousand, one hundred twenty".