2203101100120 has 128 divisors (see below), whose sum is σ = 5556745540800. Its totient is φ = 781207289856.

The previous prime is 2203101100099. The next prime is 2203101100129. The reversal of 2203101100120 is 210011013022.

It is a self number, because there is not a number n which added to its sum of digits gives 2203101100120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203101100129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1742332 + ... + 2727988.

Almost surely, 2^{2203101100120} is an apocalyptic number.

2203101100120 is a gapful number since it is divisible by the number (20) 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 2203101100120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2778372770400).

2203101100120 is an abundant number, since it is smaller than the sum of its proper divisors (3353644440680).

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

2203101100120 is a wasteful number, since it uses less digits than its factorization.

2203101100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985877 (or 985873 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 2203101100120 its reverse (210011013022), we get a palindrome (2413112113142).

The spelling of 2203101100120 in words is "two trillion, two hundred three billion, one hundred one million, one hundred thousand, one hundred twenty".