133044443222220 has 72 divisors (see below), whose sum is σ = 403842494764800. Its totient is φ = 35454399482880.

The previous prime is 133044443222153. The next prime is 133044443222281. The reversal of 133044443222220 is 22222344440331.

133044443222220 is a `hidden beast` number, since 1 + 3 + 30 + 44 + 44 + 322 + 2 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 250971045 + ... + 251500604.

It is an arithmetic number, because the mean of its divisors is an integer number (5608923538400).

Almost surely, 2^{133044443222220} is an apocalyptic number.

133044443222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133044443222220 is an abundant number, since it is smaller than the sum of its proper divisors (270798051542580).

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

133044443222220 is a wasteful number, since it uses less digits than its factorization.

133044443222220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502473135 (or 502473130 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 133044443222220 its reverse (22222344440331), we get a palindrome (155266787662551).

The spelling of 133044443222220 in words is "one hundred thirty-three trillion, forty-four billion, four hundred forty-three million, two hundred twenty-two thousand, two hundred twenty".