3111234100000 has 144 divisors (see below), whose sum is σ = 8244993989736. Its totient is φ = 1148762880000.

The previous prime is 3111234099997. The next prime is 3111234100003. The reversal of 3111234100000 is 14321113.

It is an interprime number because it is at equal distance from previous prime (3111234099997) and next prime (3111234100003).

It can be written as a sum of positive squares in 12 ways, for example, as 2836570060944 + 274664039056 = 1684212^2 + 524084^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (3111234100003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103372 + ... + 2496628.

Almost surely, 2^{3111234100000} 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 3111234100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4122496994868).

3111234100000 is an abundant number, since it is smaller than the sum of its proper divisors (5133759889736).

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

3111234100000 is an equidigital number, since it uses as much as digits as its factorization.

3111234100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393305 (or 2393277 counting only the distinct ones).

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

Adding to 3111234100000 its reverse (14321113), we get a palindrome (3111248421113).

The spelling of 3111234100000 in words is "three trillion, one hundred eleven billion, two hundred thirty-four million, one hundred thousand".