221330230110322 has 4 divisors (see below), whose sum is σ = 331995345165486. Its totient is φ = 110665115055160.

The previous prime is 221330230110307. The next prime is 221330230110337. The reversal of 221330230110322 is 223011032033122.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (221330230110307) and next prime (221330230110337).

It can be written as a sum of positive squares in only one way, i.e., 144584728386921 + 76745501723401 = 12024339^2 + 8760451^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55332557527579 + ... + 55332557527582.

Almost surely, 2^{221330230110322} is an apocalyptic number.

221330230110322 is a deficient number, since it is larger than the sum of its proper divisors (110665115055164).

221330230110322 is a wasteful number, since it uses less digits than its factorization.

221330230110322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110665115055163.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 221330230110322 its reverse (223011032033122), we get a palindrome (444341262143444).

The spelling of 221330230110322 in words is "two hundred twenty-one trillion, three hundred thirty billion, two hundred thirty million, one hundred ten thousand, three hundred twenty-two".