133200020320 has 24 divisors (see below), whose sum is σ = 314685048384. Its totient is φ = 53280008064.

The previous prime is 133200020311. The next prime is 133200020329. The reversal of 133200020320 is 23020002331.

It is an interprime number because it is at equal distance from previous prime (133200020311) and next prime (133200020329).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 133200020294 and 133200020303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133200020329) 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, 416249904 + ... + 416250223.

It is an arithmetic number, because the mean of its divisors is an integer number (13111877016).

Almost surely, 2^133200020320 is an apocalyptic number.

133200020320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133200020320 is an abundant number, since it is smaller than the sum of its proper divisors (181485028064).

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

133200020320 is an equidigital number, since it uses as much as digits as its factorization.

133200020320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832500142 (or 832500134 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 133200020320 its reverse (23020002331), we get a palindrome (156220022651).

The spelling of 133200020320 in words is "one hundred thirty-three billion, two hundred million, twenty thousand, three hundred twenty".