122134143616 has 32 divisors (see below), whose sum is σ = 243349927200. Its totient is φ = 61058083584.

The previous prime is 122134143589. The next prime is 122134143619. The reversal of 122134143616 is 616341431221.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (122134143619) 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, 849711 + ... + 982993.

It is an arithmetic number, because the mean of its divisors is an integer number (7604685225).

Almost surely, 2^122134143616 is an apocalyptic number.

122134143616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122134143616 is a deficient number, since it is larger than the sum of its proper divisors (121215783584).

122134143616 is an equidigital number, since it uses as much as digits as its factorization.

122134143616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140456 (or 140444 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

Adding to 122134143616 its reverse (616341431221), we get a palindrome (738475574837).

The spelling of 122134143616 in words is "one hundred twenty-two billion, one hundred thirty-four million, one hundred forty-three thousand, six hundred sixteen".