122106250720356 has 48 divisors (see below), whose sum is σ = 334417119098496. Its totient is φ = 33944594793984.

The previous prime is 122106250720331. The next prime is 122106250720381. The reversal of 122106250720356 is 653027052601221.

It is an interprime number because it is at equal distance from previous prime (122106250720331) and next prime (122106250720381).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19643859621 + ... + 19643865836.

It is an arithmetic number, because the mean of its divisors is an integer number (6967023314552).

Almost surely, 2^{122106250720356} is an apocalyptic number.

It is an amenable number.

122106250720356 is an abundant number, since it is smaller than the sum of its proper divisors (212310868378140).

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

122106250720356 is a wasteful number, since it uses less digits than its factorization.

122106250720356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39287725508 (or 39287725506 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 122106250720356 in words is "one hundred twenty-two trillion, one hundred six billion, two hundred fifty million, seven hundred twenty thousand, three hundred fifty-six".