133331011110 has 96 divisors (see below), whose sum is σ = 379745102880. Its totient is φ = 32188492800.

The previous prime is 133331011031. The next prime is 133331011133. The reversal of 133331011110 is 11110133331.

133331011110 is a `hidden beast` number, since 1 + 333 + 310 + 1 + 11 + 10 = 666.

It is a super-2 number, since 2×133331011110² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40825 + ... + 518004.

It is an arithmetic number, because the mean of its divisors is an integer number (3955678155).

Almost surely, 2^133331011110 is an apocalyptic number.

133331011110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133331011110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189872551440).

133331011110 is an abundant number, since it is smaller than the sum of its proper divisors (246414091770).

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

133331011110 is a wasteful number, since it uses less digits than its factorization.

133331011110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559094 (or 559091 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

Adding to 133331011110 its reverse (11110133331), we get a palindrome (144441144441).

The spelling of 133331011110 in words is "one hundred thirty-three billion, three hundred thirty-one million, eleven thousand, one hundred ten".