133423202404420 has 24 divisors (see below), whose sum is σ = 280198000712448. Its totient is φ = 53367514168800.

The previous prime is 133423202404403. The next prime is 133423202404447. The reversal of 133423202404420 is 24404202324331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109805236 + ... + 111013675.

It is an arithmetic number, because the mean of its divisors is an integer number (11674916696352).

Almost surely, 2^{133423202404420} is an apocalyptic number.

133423202404420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133423202404420 is an abundant number, since it is smaller than the sum of its proper divisors (146774798308028).

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

133423202404420 is a wasteful number, since it uses less digits than its factorization.

133423202404420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220849131 (or 220849129 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 133423202404420 its reverse (24404202324331), we get a palindrome (157827404728751).

The spelling of 133423202404420 in words is "one hundred thirty-three trillion, four hundred twenty-three billion, two hundred two million, four hundred four thousand, four hundred twenty".