221242414300 has 18 divisors (see below), whose sum is σ = 480096039248. Its totient is φ = 88496965680.

The previous prime is 221242414291. The next prime is 221242414313. The reversal of 221242414300 is 3414242122.

221242414300 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×221242414300³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1106211972 + ... + 1106212171.

Almost surely, 2^221242414300 is an apocalyptic number.

221242414300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221242414300 is an abundant number, since it is smaller than the sum of its proper divisors (258853624948).

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

221242414300 is a wasteful number, since it uses less digits than its factorization.

221242414300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212424157 (or 2212424150 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 221242414300 its reverse (3414242122), we get a palindrome (224656656422).

The spelling of 221242414300 in words is "two hundred twenty-one billion, two hundred forty-two million, four hundred fourteen thousand, three hundred".