333120221220 has 96 divisors (see below), whose sum is σ = 965148750720. Its totient is φ = 85746769920.

The previous prime is 333120221209. The next prime is 333120221281. The reversal of 333120221220 is 22122021333.

It is a happy number.

It is a super-2 number, since 2×333120221220² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7360260 + ... + 7405380.

It is an arithmetic number, because the mean of its divisors is an integer number (10053632820).

Almost surely, 2^333120221220 is an apocalyptic number.

333120221220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 333120221220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (482574375360).

333120221220 is an abundant number, since it is smaller than the sum of its proper divisors (632028529500).

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

333120221220 is a wasteful number, since it uses less digits than its factorization.

333120221220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49405 (or 49403 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 333120221220 its reverse (22122021333), we get a palindrome (355242242553).

The spelling of 333120221220 in words is "three hundred thirty-three billion, one hundred twenty million, two hundred twenty-one thousand, two hundred twenty".