123221132110 has 8 divisors (see below), whose sum is σ = 221798037816. Its totient is φ = 49288452840.

The previous prime is 123221132101. The next prime is 123221132137. The reversal of 123221132110 is 11231122321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×123221132110³ (a number of 34 digits) contains 333 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 3 ways as a sum of consecutive naturals, for example, 6161056596 + ... + 6161056615.

It is an arithmetic number, because the mean of its divisors is an integer number (27724754727).

Almost surely, 2^123221132110 is an apocalyptic number.

123221132110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123221132110 is a deficient number, since it is larger than the sum of its proper divisors (98576905706).

123221132110 is a wasteful number, since it uses less digits than its factorization.

123221132110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12322113218.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 123221132110 its reverse (11231122321), we get a palindrome (134452254431).

The spelling of 123221132110 in words is "one hundred twenty-three billion, two hundred twenty-one million, one hundred thirty-two thousand, one hundred ten".