133201110100 has 18 divisors (see below), whose sum is σ = 289046409134. Its totient is φ = 53280444000.

The previous prime is 133201110071. The next prime is 133201110103. The reversal of 133201110100 is 1011102331.

It can be written as a sum of positive squares in 3 ways, for example, as 25745476 + 133175364624 = 5074^2 + 364932^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133201110103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 666005451 + ... + 666005650.

Almost surely, 2^133201110100 is an apocalyptic number.

133201110100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133201110100 is an abundant number, since it is smaller than the sum of its proper divisors (155845299034).

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

133201110100 is a wasteful number, since it uses less digits than its factorization.

133201110100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332011115 (or 1332011108 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 133201110100 its reverse (1011102331), we get a palindrome (134212212431).

The spelling of 133201110100 in words is "one hundred thirty-three billion, two hundred one million, one hundred ten thousand, one hundred".