221313122032 has 10 divisors (see below), whose sum is σ = 428794173968. Its totient is φ = 110656561008.

The previous prime is 221313122027. The next prime is 221313122071. The reversal of 221313122032 is 230221313122.

It is a junction number, because it is equal to n+sod(n) for n = 221313121994 and 221313122012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6916035048 + ... + 6916035079.

Almost surely, 2^221313122032 is an apocalyptic number.

It is an amenable number.

221313122032 is a deficient number, since it is larger than the sum of its proper divisors (207481051936).

221313122032 is a wasteful number, since it uses less digits than its factorization.

221313122032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13832070135 (or 13832070129 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 221313122032 its reverse (230221313122), we get a palindrome (451534435154).

The spelling of 221313122032 in words is "two hundred twenty-one billion, three hundred thirteen million, one hundred twenty-two thousand, thirty-two".