1122110019978 has 8 divisors (see below), whose sum is σ = 2244220039968. Its totient is φ = 374036673324.

The previous prime is 1122110019893. The next prime is 1122110019983. The reversal of 1122110019978 is 8799100112211.

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

1122110019978 is an admirable 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, 93509168326 + ... + 93509168337.

It is an arithmetic number, because the mean of its divisors is an integer number (280527504996).

Almost surely, 2^{1122110019978} is an apocalyptic number.

1122110019978 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.

1122110019978 is a wasteful number, since it uses less digits than its factorization.

1122110019978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187018336668.

The product of its (nonzero) digits is 18144, while the sum is 42.

The spelling of 1122110019978 in words is "one trillion, one hundred twenty-two billion, one hundred ten million, nineteen thousand, nine hundred seventy-eight".