2011223103100 has 36 divisors (see below), whose sum is σ = 4375025015200. Its totient is φ = 802522258560.

The previous prime is 2011223103079. The next prime is 2011223103119. The reversal of 2011223103100 is 13013221102.

It is a super-2 number, since 2×2011223103100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24546180 + ... + 24627979.

Almost surely, 2^{2011223103100} is an apocalyptic number.

2011223103100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011223103100 is an abundant number, since it is smaller than the sum of its proper divisors (2363801912100).

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

2011223103100 is a wasteful number, since it uses less digits than its factorization.

2011223103100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49174582 (or 49174575 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2011223103100 its reverse (13013221102), we get a palindrome (2024236324202).

The spelling of 2011223103100 in words is "two trillion, eleven billion, two hundred twenty-three million, one hundred three thousand, one hundred".