133211100320 has 24 divisors (see below), whose sum is σ = 314711224884. Its totient is φ = 53284440064.

The previous prime is 133211100283. The next prime is 133211100329. The reversal of 133211100320 is 23001112331.

It can be written as a sum of positive squares in 2 ways, for example, as 127126476304 + 6084624016 = 356548^2 + 78004^2 .

It is not an unprimeable number, because it can be changed into a prime (133211100329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416284529 + ... + 416284848.

Almost surely, 2^133211100320 is an apocalyptic number.

133211100320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133211100320 is an abundant number, since it is smaller than the sum of its proper divisors (181500124564).

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

133211100320 is an equidigital number, since it uses as much as digits as its factorization.

133211100320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832569392 (or 832569384 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 133211100320 its reverse (23001112331), we get a palindrome (156212212651).

The spelling of 133211100320 in words is "one hundred thirty-three billion, two hundred eleven million, one hundred thousand, three hundred twenty".