221413301441530 has 32 divisors (see below), whose sum is σ = 448800216887808. Its totient is φ = 77916704318400.

The previous prime is 221413301441459. The next prime is 221413301441557. The reversal of 221413301441530 is 35144103314122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32465290057 + ... + 32465296876.

It is an arithmetic number, because the mean of its divisors is an integer number (14025006777744).

Almost surely, 2^{221413301441530} is an apocalyptic number.

221413301441530 is an abundant number, since it is smaller than the sum of its proper divisors (227386915446278).

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

221413301441530 is a wasteful number, since it uses less digits than its factorization.

221413301441530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64930586982.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 221413301441530 its reverse (35144103314122), we get a palindrome (256557404755652).

The spelling of 221413301441530 in words is "two hundred twenty-one trillion, four hundred thirteen billion, three hundred one million, four hundred forty-one thousand, five hundred thirty".