221322301102 has 32 divisors (see below), whose sum is σ = 381096165888. Its totient is φ = 94431561696.

The previous prime is 221322301009. The next prime is 221322301103. The reversal of 221322301102 is 201103223122.

It is a self number, because there is not a number n which added to its sum of digits gives 221322301102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221322301103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3461023 + ... + 3524389.

It is an arithmetic number, because the mean of its divisors is an integer number (11909255184).

Almost surely, 2^221322301102 is an apocalyptic number.

221322301102 is a deficient number, since it is larger than the sum of its proper divisors (159773864786).

221322301102 is a wasteful number, since it uses less digits than its factorization.

221322301102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64480.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 221322301102 its reverse (201103223122), we get a palindrome (422425524224).

The spelling of 221322301102 in words is "two hundred twenty-one billion, three hundred twenty-two million, three hundred one thousand, one hundred two".