122215454134 has 16 divisors (see below), whose sum is σ = 188289804528. Its totient is φ = 59452395552.

The previous prime is 122215454089. The next prime is 122215454143. The reversal of 122215454134 is 431454512221.

It is a self number, because there is not a number n which added to its sum of digits gives 122215454134.

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, 1387929 + ... + 1473355.

It is an arithmetic number, because the mean of its divisors is an integer number (11768112783).

Almost surely, 2^122215454134 is an apocalyptic number.

122215454134 is a deficient number, since it is larger than the sum of its proper divisors (66074350394).

122215454134 is a wasteful number, since it uses less digits than its factorization.

122215454134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104799.

The product of its digits is 38400, while the sum is 34.

Adding to 122215454134 its reverse (431454512221), we get a palindrome (553669966355).

The spelling of 122215454134 in words is "one hundred twenty-two billion, two hundred fifteen million, four hundred fifty-four thousand, one hundred thirty-four".