221300031022 has 32 divisors (see below), whose sum is σ = 384006615552. Its totient is φ = 93684471264.

The previous prime is 221300030953. The next prime is 221300031059. The reversal of 221300031022 is 220130003122.

221300031022 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 = 221300030987 and 221300031005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9206143 + ... + 9230149.

It is an arithmetic number, because the mean of its divisors is an integer number (12000206736).

Almost surely, 2^221300031022 is an apocalyptic number.

221300031022 is a deficient number, since it is larger than the sum of its proper divisors (162706584530).

221300031022 is a wasteful number, since it uses less digits than its factorization.

221300031022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32032.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 221300031022 its reverse (220130003122), we get a palindrome (441430034144).

The spelling of 221300031022 in words is "two hundred twenty-one billion, three hundred million, thirty-one thousand, twenty-two".