221334403030 has 16 divisors (see below), whose sum is σ = 429048227664. Its totient is φ = 81723471840.

The previous prime is 221334403013. The next prime is 221334403063. The reversal of 221334403030 is 30304433122.

It is a junction number, because it is equal to n+sod(n) for n = 221334402986 and 221334403004.

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, 851286036 + ... + 851286295.

It is an arithmetic number, because the mean of its divisors is an integer number (26815514229).

Almost surely, 2^221334403030 is an apocalyptic number.

221334403030 is a deficient number, since it is larger than the sum of its proper divisors (207713824634).

221334403030 is a wasteful number, since it uses less digits than its factorization.

221334403030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702572351.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 221334403030 its reverse (30304433122), we get a palindrome (251638836152).

The spelling of 221334403030 in words is "two hundred twenty-one billion, three hundred thirty-four million, four hundred three thousand, thirty".