110020210119978 has 32 divisors (see below), whose sum is σ = 221488846403136. Its totient is φ = 36432097947648.

The previous prime is 110020210119917. The next prime is 110020210119991. The reversal of 110020210119978 is 879911012020011.

It is a Curzon number.

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, 7915351 + ... + 16813482.

It is an arithmetic number, because the mean of its divisors is an integer number (6921526450098).

Almost surely, 2^{110020210119978} is an apocalyptic number.

110020210119978 is an abundant number, since it is smaller than the sum of its proper divisors (111468636283158).

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

110020210119978 is a wasteful number, since it uses less digits than its factorization.

110020210119978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24733718.

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

Adding to 110020210119978 its reverse (879911012020011), we get a palindrome (989931222139989).

The spelling of 110020210119978 in words is "one hundred ten trillion, twenty billion, two hundred ten million, one hundred nineteen thousand, nine hundred seventy-eight".