133552211100 has 288 divisors, whose sum is σ = 482838429696. Its totient is φ = 27688953600.

The previous prime is 133552211063. The next prime is 133552211131. The reversal of 133552211100 is 1112255331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10689057 + ... + 10701543.

Almost surely, 2^133552211100 is an apocalyptic number.

133552211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133552211100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241419214848).

133552211100 is an abundant number, since it is smaller than the sum of its proper divisors (349286218596).

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

133552211100 is a wasteful number, since it uses less digits than its factorization.

133552211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12985 (or 12978 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

Adding to 133552211100 its reverse (1112255331), we get a palindrome (134664466431).

The spelling of 133552211100 in words is "one hundred thirty-three billion, five hundred fifty-two million, two hundred eleven thousand, one hundred".