221202101230 has 16 divisors (see below), whose sum is σ = 434360489904. Its totient is φ = 80437127680.

The previous prime is 221202101221. The next prime is 221202101269. The reversal of 221202101230 is 32101202122.

It is a happy number.

221202101230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 1005463987 + ... + 1005464206.

It is an arithmetic number, because the mean of its divisors is an integer number (27147530619).

Almost surely, 2^221202101230 is an apocalyptic number.

221202101230 is a deficient number, since it is larger than the sum of its proper divisors (213158388674).

221202101230 is a wasteful number, since it uses less digits than its factorization.

221202101230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010928211.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 221202101230 its reverse (32101202122), we get a palindrome (253303303352).

The spelling of 221202101230 in words is "two hundred twenty-one billion, two hundred two million, one hundred one thousand, two hundred thirty".