22101111230 has 32 divisors (see below), whose sum is σ = 43414476768. Its totient is φ = 8033817600.

The previous prime is 22101111211. The next prime is 22101111251. The reversal of 22101111230 is 3211110122.

It is a super-2 number, since 2×22101111230² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276170 + ... + 347090.

It is an arithmetic number, because the mean of its divisors is an integer number (1356702399).

Almost surely, 2^22101111230 is an apocalyptic number.

22101111230 is a deficient number, since it is larger than the sum of its proper divisors (21313365538).

22101111230 is a wasteful number, since it uses less digits than its factorization.

22101111230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73772.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 22101111230 its reverse (3211110122), we get a palindrome (25312221352).

It can be divided in two parts, 22101 and 111230, that added together give a palindrome (133331).

The spelling of 22101111230 in words is "twenty-two billion, one hundred one million, one hundred eleven thousand, two hundred thirty".