122235356416 has 36 divisors (see below), whose sum is σ = 244038081952. Its totient is φ = 61106443776.

The previous prime is 122235356251. The next prime is 122235356461. The reversal of 122235356416 is 614653532221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1450741 + ... + 1532683.

Almost surely, 2^122235356416 is an apocalyptic number.

122235356416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122235356416 is a deficient number, since it is larger than the sum of its proper divisors (121802725536).

122235356416 is an frugal number, since it uses more digits than its factorization.

122235356416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87786 (or 87772 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

Adding to 122235356416 its reverse (614653532221), we get a palindrome (736888888637).

The spelling of 122235356416 in words is "one hundred twenty-two billion, two hundred thirty-five million, three hundred fifty-six thousand, four hundred sixteen".