133313021002220 has 48 divisors (see below), whose sum is σ = 282920439785760. Its totient is φ = 52761108301824.

The previous prime is 133313021002219. The next prime is 133313021002243. The reversal of 133313021002220 is 22200120313331.

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, 2210930 + ... + 16477689.

It is an arithmetic number, because the mean of its divisors is an integer number (5894175828870).

Almost surely, 2^{133313021002220} is an apocalyptic number.

133313021002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133313021002220 is an abundant number, since it is smaller than the sum of its proper divisors (149607418783540).

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

133313021002220 is a wasteful number, since it uses less digits than its factorization.

133313021002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18692402 (or 18692400 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 133313021002220 its reverse (22200120313331), we get a palindrome (155513141315551).

The spelling of 133313021002220 in words is "one hundred thirty-three trillion, three hundred thirteen billion, twenty-one million, two thousand, two hundred twenty".