123220141418 has 16 divisors (see below), whose sum is σ = 203220624384. Its totient is φ = 55568136960.

The previous prime is 123220141409. The next prime is 123220141433. The reversal of 123220141418 is 814141022321.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22048055 + ... + 22053642.

It is an arithmetic number, because the mean of its divisors is an integer number (12701289024).

Almost surely, 2^123220141418 is an apocalyptic number.

123220141418 is a deficient number, since it is larger than the sum of its proper divisors (80000482966).

123220141418 is a wasteful number, since it uses less digits than its factorization.

123220141418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44101837.

The product of its (nonzero) digits is 3072, while the sum is 29.

Adding to 123220141418 its reverse (814141022321), we get a palindrome (937361163739).

The spelling of 123220141418 in words is "one hundred twenty-three billion, two hundred twenty million, one hundred forty-one thousand, four hundred eighteen".