221342132300 has 18 divisors (see below), whose sum is σ = 480312427308. Its totient is φ = 88536852880.

The previous prime is 221342132279. The next prime is 221342132303. The reversal of 221342132300 is 3231243122.

It is a super-2 number, since 2×221342132300² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221342132303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1106710562 + ... + 1106710761.

Almost surely, 2^221342132300 is an apocalyptic number.

221342132300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221342132300 is an abundant number, since it is smaller than the sum of its proper divisors (258970295008).

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

221342132300 is a wasteful number, since it uses less digits than its factorization.

221342132300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213421337 (or 2213421330 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 221342132300 its reverse (3231243122), we get a palindrome (224573375422).

The spelling of 221342132300 in words is "two hundred twenty-one billion, three hundred forty-two million, one hundred thirty-two thousand, three hundred".