221303122022132 has 24 divisors (see below), whose sum is σ = 390109773478656. Its totient is φ = 109843196868288.

The previous prime is 221303122022071. The next prime is 221303122022159. The reversal of 221303122022132 is 231220221303122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92584343 + ... + 94944545.

It is an arithmetic number, because the mean of its divisors is an integer number (16254573894944).

Almost surely, 2^{221303122022132} is an apocalyptic number.

It is an amenable number.

221303122022132 is a deficient number, since it is larger than the sum of its proper divisors (168806651456524).

221303122022132 is a wasteful number, since it uses less digits than its factorization.

221303122022132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531447 (or 2531445 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 221303122022132 its reverse (231220221303122), we get a palindrome (452523343325254).

The spelling of 221303122022132 in words is "two hundred twenty-one trillion, three hundred three billion, one hundred twenty-two million, twenty-two thousand, one hundred thirty-two".