133100212110 has 128 divisors (see below), whose sum is σ = 340722353664. Its totient is φ = 33226744320.

The previous prime is 133100212031. The next prime is 133100212139. The reversal of 133100212110 is 11212001331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 133100212110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3177100 + ... + 3218720.

It is an arithmetic number, because the mean of its divisors is an integer number (2661893388).

Almost surely, 2^133100212110 is an apocalyptic number.

133100212110 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 133100212110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170361176832).

133100212110 is an abundant number, since it is smaller than the sum of its proper divisors (207622141554).

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

133100212110 is a wasteful number, since it uses less digits than its factorization.

133100212110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41778.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 133100212110 its reverse (11212001331), we get a palindrome (144312213441).

The spelling of 133100212110 in words is "one hundred thirty-three billion, one hundred million, two hundred twelve thousand, one hundred ten".