221232030401300 has 36 divisors (see below), whose sum is σ = 493048465599900. Its totient is φ = 86101114533120.

The previous prime is 221232030401299. The next prime is 221232030401341. The reversal of 221232030401300 is 3104030232122.

It can be written as a sum of positive squares in 6 ways, for example, as 14748810414724 + 206483219986576 = 3840418^2 + 14369524^2 .

It is a super-2 number, since 2×221232030401300² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29896216625 + ... + 29896224024.

Almost surely, 2^{221232030401300} is an apocalyptic number.

221232030401300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221232030401300 is an abundant number, since it is smaller than the sum of its proper divisors (271816435198600).

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

221232030401300 is a wasteful number, since it uses less digits than its factorization.

221232030401300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59792440700 (or 59792440693 counting only the distinct ones).

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

Adding to 221232030401300 its reverse (3104030232122), we get a palindrome (224336060633422).

The spelling of 221232030401300 in words is "two hundred twenty-one trillion, two hundred thirty-two billion, thirty million, four hundred one thousand, three hundred".