133331220232330 has 32 divisors (see below), whose sum is σ = 245052557501184. Its totient is φ = 52213199054016.

The previous prime is 133331220232261. The next prime is 133331220232381. The reversal of 133331220232330 is 33232022133331.

It is a junction number, because it is equal to n+sod(n) for n = 133331220232292 and 133331220232301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271426684 + ... + 271917463.

It is an arithmetic number, because the mean of its divisors is an integer number (7657892421912).

Almost surely, 2^{133331220232330} is an apocalyptic number.

133331220232330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133331220232330 is a deficient number, since it is larger than the sum of its proper divisors (111721337268854).

133331220232330 is a wasteful number, since it uses less digits than its factorization.

133331220232330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543344670.

The product of its (nonzero) digits is 34992, while the sum is 31.

Adding to 133331220232330 its reverse (33232022133331), we get a palindrome (166563242365661).

The spelling of 133331220232330 in words is "one hundred thirty-three trillion, three hundred thirty-one billion, two hundred twenty million, two hundred thirty-two thousand, three hundred thirty".