3312111111100 has 144 divisors (see below), whose sum is σ = 7912322078976. Its totient is φ = 1203360100800.

The previous prime is 3312111111083. The next prime is 3312111111109. The reversal of 3312111111100 is 11111112133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3312111111109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 162771127 + ... + 162791473.

It is an arithmetic number, because the mean of its divisors is an integer number (54946681104).

Almost surely, 2^{3312111111100} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3312111111100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3956161039488).

3312111111100 is an abundant number, since it is smaller than the sum of its proper divisors (4600210967876).

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

3312111111100 is a wasteful number, since it uses less digits than its factorization.

3312111111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21617 (or 21588 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 3312111111100 its reverse (11111112133), we get a palindrome (3323222223233).

The spelling of 3312111111100 in words is "three trillion, three hundred twelve billion, one hundred eleven million, one hundred eleven thousand, one hundred".