221330101302120 has 32 divisors (see below), whose sum is σ = 663990303906720. Its totient is φ = 59021360347200.

The previous prime is 221330101302059. The next prime is 221330101302133. The reversal of 221330101302120 is 21203101033122.

It is a super-3 number, since 3×221330101302120³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 922208755306 + ... + 922208755545.

It is an arithmetic number, because the mean of its divisors is an integer number (20749696997085).

Almost surely, 2^{221330101302120} is an apocalyptic number.

221330101302120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221330101302120 is an abundant number, since it is smaller than the sum of its proper divisors (442660202604600).

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

221330101302120 is a wasteful number, since it uses less digits than its factorization.

221330101302120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844417510865 (or 1844417510861 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 221330101302120 its reverse (21203101033122), we get a palindrome (242533202335242).

The spelling of 221330101302120 in words is "two hundred twenty-one trillion, three hundred thirty billion, one hundred one million, three hundred two thousand, one hundred twenty".