241221020120 has 64 divisors (see below), whose sum is σ = 566854441920. Its totient is φ = 92210241024.

The previous prime is 241221020113. The next prime is 241221020167. The reversal of 241221020120 is 21020122142.

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, 910274 + ... + 1145006.

It is an arithmetic number, because the mean of its divisors is an integer number (8857100655).

Almost surely, 2^241221020120 is an apocalyptic number.

241221020120 is a gapful number since it is divisible by the number (20) 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 241221020120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283427220960).

241221020120 is an abundant number, since it is smaller than the sum of its proper divisors (325633421800).

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

241221020120 is a wasteful number, since it uses less digits than its factorization.

241221020120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235884 (or 235880 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 241221020120 its reverse (21020122142), we get a palindrome (262241142262).

The spelling of 241221020120 in words is "two hundred forty-one billion, two hundred twenty-one million, twenty thousand, one hundred twenty".