331333313113220 has 48 divisors (see below), whose sum is σ = 761005796241600. Its totient is φ = 120175111432320.

The previous prime is 331333313113181. The next prime is 331333313113303. The reversal of 331333313113220 is 22311313333133.

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, 1935724850 + ... + 1935896009.

It is an arithmetic number, because the mean of its divisors is an integer number (15854287421700).

Almost surely, 2^{331333313113220} is an apocalyptic number.

It is an amenable number.

331333313113220 is an abundant number, since it is smaller than the sum of its proper divisors (429672483128380).

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

331333313113220 is a wasteful number, since it uses less digits than its factorization.

331333313113220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3871621268 (or 3871621266 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 32.

Adding to 331333313113220 its reverse (22311313333133), we get a palindrome (353644626446353).

The spelling of 331333313113220 in words is "three hundred thirty-one trillion, three hundred thirty-three billion, three hundred thirteen million, one hundred thirteen thousand, two hundred twenty".