2201110101020 has 48 divisors (see below), whose sum is σ = 4737206871936. Its totient is φ = 858582336000.

The previous prime is 2201110100999. The next prime is 2201110101059. The reversal of 2201110101020 is 201010111022.

It is a junction number, because it is equal to n+sod(n) for n = 2201110100992 and 2201110101010.

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 15 ways as a sum of consecutive naturals, for example, 1216925 + ... + 2425515.

It is an arithmetic number, because the mean of its divisors is an integer number (98691809832).

Almost surely, 2^{2201110101020} is an apocalyptic number.

2201110101020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201110101020 is an abundant number, since it is smaller than the sum of its proper divisors (2536096770916).

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

2201110101020 is a wasteful number, since it uses less digits than its factorization.

2201110101020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210862 (or 1210860 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2201110101020 its reverse (201010111022), we get a palindrome (2402120212042).

The spelling of 2201110101020 in words is "two trillion, two hundred one billion, one hundred ten million, one hundred one thousand, twenty".