122144404 has 24 divisors (see below), whose sum is σ = 223292160. Its totient is φ = 58388064.

The previous prime is 122144359. The next prime is 122144413. The reversal of 122144404 is 404441221.

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, 6837 + ... + 17059.

It is an arithmetic number, because the mean of its divisors is an integer number (9303840).

Almost surely, 2^122144404 is an apocalyptic number.

It is an amenable number.

122144404 is a deficient number, since it is larger than the sum of its proper divisors (101147756).

122144404 is a wasteful number, since it uses less digits than its factorization.

122144404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10359 (or 10357 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 122144404 is about 11051.8959459452. The cubic root of 122144404 is about 496.1631714709.

Adding to 122144404 its reverse (404441221), we get a palindrome (526585625).

The spelling of 122144404 in words is "one hundred twenty-two million, one hundred forty-four thousand, four hundred four".