122134430 has 16 divisors (see below), whose sum is σ = 239827824. Its totient is φ = 44412480.

The previous prime is 122134427. The next prime is 122134471. The reversal of 122134430 is 34431221.

It is a Curzon number.

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, 555047 + ... + 555266.

It is an arithmetic number, because the mean of its divisors is an integer number (14989239).

Almost surely, 2^122134430 is an apocalyptic number.

122134430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122134430 is a deficient number, since it is larger than the sum of its proper divisors (117693394).

122134430 is a wasteful number, since it uses less digits than its factorization.

122134430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110331.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 122134430 is about 11051.4447019383. Note that the first 3 decimals coincide. The cubic root of 122134430 is about 496.1496659643.

Adding to 122134430 its reverse (34431221), we get a palindrome (156565651).

The spelling of 122134430 in words is "one hundred twenty-two million, one hundred thirty-four thousand, four hundred thirty".