21110233111322 has 16 divisors (see below), whose sum is σ = 31855913107200. Its totient is φ = 10491652613520.

The previous prime is 21110233111309. The next prime is 21110233111361. The reversal of 21110233111322 is 22311133201112.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13561922 + ... + 15038157.

It is an arithmetic number, because the mean of its divisors is an integer number (1990994569200).

Almost surely, 2^{21110233111322} is an apocalyptic number.

21110233111322 is a deficient number, since it is larger than the sum of its proper divisors (10745679995878).

21110233111322 is a wasteful number, since it uses less digits than its factorization.

21110233111322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28602301.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 21110233111322 its reverse (22311133201112), we get a palindrome (43421366312434).

The spelling of 21110233111322 in words is "twenty-one trillion, one hundred ten billion, two hundred thirty-three million, one hundred eleven thousand, three hundred twenty-two".