122142045115616 has 48 divisors (see below), whose sum is σ = 241681099161600. Its totient is φ = 60762732497280.

The previous prime is 122142045115613. The next prime is 122142045115639. The reversal of 122142045115616 is 616511540241221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122142045115613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310351601 + ... + 310744911.

It is an arithmetic number, because the mean of its divisors is an integer number (5035022899200).

Almost surely, 2^{122142045115616} is an apocalyptic number.

122142045115616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122142045115616 is a deficient number, since it is larger than the sum of its proper divisors (119539054045984).

122142045115616 is a wasteful number, since it uses less digits than its factorization.

122142045115616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442287 (or 442279 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 41.

Adding to 122142045115616 its reverse (616511540241221), we get a palindrome (738653585356837).

The spelling of 122142045115616 in words is "one hundred twenty-two trillion, one hundred forty-two billion, forty-five million, one hundred fifteen thousand, six hundred sixteen".