221300312323030 has 32 divisors (see below), whose sum is σ = 400477398048000. Its totient is φ = 88045572792672.

The previous prime is 221300312323003. The next prime is 221300312323121. The reversal of 221300312323030 is 30323213003122.

221300312323030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 221300312322986 and 221300312323004.

It is a congruent 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, 12869440 + ... + 24662179.

It is an arithmetic number, because the mean of its divisors is an integer number (12514918689000).

Almost surely, 2^{221300312323030} is an apocalyptic number.

221300312323030 is a deficient number, since it is larger than the sum of its proper divisors (179177085724970).

221300312323030 is a wasteful number, since it uses less digits than its factorization.

221300312323030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37534788.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 221300312323030 its reverse (30323213003122), we get a palindrome (251623525326152).

The spelling of 221300312323030 in words is "two hundred twenty-one trillion, three hundred billion, three hundred twelve million, three hundred twenty-three thousand, thirty".