110020019291 has 16 divisors (see below), whose sum is σ = 136805237184. Its totient is φ = 86151389184.

The previous prime is 110020019287. The next prime is 110020019293. The reversal of 110020019291 is 192910020011.

It is not a de Polignac number, because 110020019291 - 2² = 110020019287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110020019291.

It is not an unprimeable number, because it can be changed into a prime (110020019293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6223190 + ... + 6240843.

It is an arithmetic number, because the mean of its divisors is an integer number (8550327324).

Almost surely, 2^110020019291 is an apocalyptic number.

110020019291 is a deficient number, since it is larger than the sum of its proper divisors (26785217893).

110020019291 is a wasteful number, since it uses less digits than its factorization.

110020019291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12464150.

The product of its (nonzero) digits is 324, while the sum is 26.

The spelling of 110020019291 in words is "one hundred ten billion, twenty million, nineteen thousand, two hundred ninety-one".