122513620136406 has 8 divisors (see below), whose sum is σ = 245027240272824. Its totient is φ = 40837873378800.

The previous prime is 122513620136399. The next prime is 122513620136437. The reversal of 122513620136406 is 604631026315221.

It is a sphenic number, since it is the product of 3 distinct primes.

122513620136406 is an admirable number.

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, 10209468344695 + ... + 10209468344706.

It is an arithmetic number, because the mean of its divisors is an integer number (30628405034103).

Almost surely, 2^{122513620136406} is an apocalyptic number.

122513620136406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122513620136406 is a wasteful number, since it uses less digits than its factorization.

122513620136406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20418936689406.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 122513620136406 in words is "one hundred twenty-two trillion, five hundred thirteen billion, six hundred twenty million, one hundred thirty-six thousand, four hundred six".