221301030122 has 16 divisors (see below), whose sum is σ = 351178584000. Its totient is φ = 104300032320.

The previous prime is 221301030113. The next prime is 221301030131. The reversal of 221301030122 is 221030103122.

It is an interprime number because it is at equal distance from previous prime (221301030113) and next prime (221301030131).

It is a self number, because there is not a number n which added to its sum of digits gives 221301030122.

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, 14624879 + ... + 14640002.

It is an arithmetic number, because the mean of its divisors is an integer number (21948661500).

Almost surely, 2^221301030122 is an apocalyptic number.

221301030122 is a deficient number, since it is larger than the sum of its proper divisors (129877553878).

221301030122 is a wasteful number, since it uses less digits than its factorization.

221301030122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29265101.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 221301030122 its reverse (221030103122), we get a palindrome (442331133244).

The spelling of 221301030122 in words is "two hundred twenty-one billion, three hundred one million, thirty thousand, one hundred twenty-two".