122615557098 has 32 divisors (see below), whose sum is σ = 246927484800. Its totient is φ = 40589236800.

The previous prime is 122615557091. The next prime is 122615557139. The reversal of 122615557098 is 890755516221.

122615557098 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 122615557098.

It is not an unprimeable number, because it can be changed into a prime (122615557091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5622211 + ... + 5643977.

It is an arithmetic number, because the mean of its divisors is an integer number (7716483900).

Almost surely, 2^122615557098 is an apocalyptic number.

122615557098 is an abundant number, since it is smaller than the sum of its proper divisors (124311927702).

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

122615557098 is a wasteful number, since it uses less digits than its factorization.

122615557098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28222.

The product of its (nonzero) digits is 1512000, while the sum is 51.

The spelling of 122615557098 in words is "one hundred twenty-two billion, six hundred fifteen million, five hundred fifty-seven thousand, ninety-eight".