122252637434 has 8 divisors (see below), whose sum is σ = 183383604768. Its totient is φ = 61124769180.

The previous prime is 122252637427. The next prime is 122252637439. The reversal of 122252637434 is 434736252221.

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

It is a junction number, because it is equal to n+sod(n) for n = 122252637391 and 122252637400.

It is not an unprimeable number, because it can be changed into a prime (122252637439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673502 + ... + 835529.

It is an arithmetic number, because the mean of its divisors is an integer number (22922950596).

Almost surely, 2^122252637434 is an apocalyptic number.

122252637434 is a deficient number, since it is larger than the sum of its proper divisors (61130967334).

122252637434 is a wasteful number, since it uses less digits than its factorization.

122252637434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549540.

The product of its digits is 483840, while the sum is 41.

Adding to 122252637434 its reverse (434736252221), we get a palindrome (556988889655).

The spelling of 122252637434 in words is "one hundred twenty-two billion, two hundred fifty-two million, six hundred thirty-seven thousand, four hundred thirty-four".