3111354213552 has 240 divisors, whose sum is σ = 9498548387328. Its totient is φ = 944979125760.

The previous prime is 3111354213467. The next prime is 3111354213553. The reversal of 3111354213552 is 2553124531113.

It is a happy number.

3111354213552 is a `hidden beast` number, since 31 + 1 + 1 + 3 + 54 + 21 + 3 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3111354213553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 191259723 + ... + 191275989.

Almost surely, 2^{3111354213552} 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 3111354213552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4749274193664).

3111354213552 is an abundant number, since it is smaller than the sum of its proper divisors (6387194173776).

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

3111354213552 is a wasteful number, since it uses less digits than its factorization.

3111354213552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17608 (or 17599 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

Adding to 3111354213552 its reverse (2553124531113), we get a palindrome (5664478744665).

The spelling of 3111354213552 in words is "three trillion, one hundred eleven billion, three hundred fifty-four million, two hundred thirteen thousand, five hundred fifty-two".