122043423430 has 16 divisors (see below), whose sum is σ = 219683365920. Its totient is φ = 48816212992.

The previous prime is 122043423379. The next prime is 122043423443. The reversal of 122043423430 is 34324340221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394407 + ... + 632173.

It is an arithmetic number, because the mean of its divisors is an integer number (13730210370).

Almost surely, 2^122043423430 is an apocalyptic number.

122043423430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122043423430 is a deficient number, since it is larger than the sum of its proper divisors (97639942490).

122043423430 is a wasteful number, since it uses less digits than its factorization.

122043423430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289103.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 122043423430 its reverse (34324340221), we get a palindrome (156367763651).

The spelling of 122043423430 in words is "one hundred twenty-two billion, forty-three million, four hundred twenty-three thousand, four hundred thirty".