122186404143872 has 72 divisors (see below), whose sum is σ = 247336842386592. Its totient is φ = 60231230259200.

The previous prime is 122186404143743. The next prime is 122186404143889. The reversal of 122186404143872 is 278341404681221.

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, 1198783472 + ... + 1198885392.

It is an arithmetic number, because the mean of its divisors is an integer number (3435233922036).

Almost surely, 2^{122186404143872} is an apocalyptic number.

It is an amenable number.

122186404143872 is an abundant number, since it is smaller than the sum of its proper divisors (125150438242720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122186404143872 is an equidigital number, since it uses as much as digits as its factorization.

122186404143872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167965 (or 167951 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 53.

The spelling of 122186404143872 in words is "one hundred twenty-two trillion, one hundred eighty-six billion, four hundred four million, one hundred forty-three thousand, eight hundred seventy-two".