221552132041130 has 32 divisors (see below), whose sum is σ = 435087472405248. Its totient is φ = 80557069153600.

The previous prime is 221552132041061. The next prime is 221552132041151. The reversal of 221552132041130 is 31140231255122.

It is a Curzon 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, 90568706 + ... + 92982765.

It is an arithmetic number, because the mean of its divisors is an integer number (13596483512664).

Almost surely, 2^{221552132041130} is an apocalyptic number.

221552132041130 is a deficient number, since it is larger than the sum of its proper divisors (213535340364118).

221552132041130 is a wasteful number, since it uses less digits than its factorization.

221552132041130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183562462.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 221552132041130 its reverse (31140231255122), we get a palindrome (252692363296252).

The spelling of 221552132041130 in words is "two hundred twenty-one trillion, five hundred fifty-two billion, one hundred thirty-two million, forty-one thousand, one hundred thirty".