133220202223220 has 48 divisors (see below), whose sum is σ = 319746372250368. Its totient is φ = 45672942631680.

The previous prime is 133220202223183. The next prime is 133220202223253. The reversal of 133220202223220 is 22322202022331.

It is a self number, because there is not a number n which added to its sum of digits gives 133220202223220.

It is a congruent number.

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, 24105152 + ... + 29111831.

It is an arithmetic number, because the mean of its divisors is an integer number (6661382755216).

Almost surely, 2^{133220202223220} is an apocalyptic number.

133220202223220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133220202223220 is an abundant number, since it is smaller than the sum of its proper divisors (186526170027148).

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

133220202223220 is a wasteful number, since it uses less digits than its factorization.

133220202223220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53234880 (or 53234878 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 133220202223220 its reverse (22322202022331), we get a palindrome (155542404245551).

The spelling of 133220202223220 in words is "one hundred thirty-three trillion, two hundred twenty billion, two hundred two million, two hundred twenty-three thousand, two hundred twenty".