110021020020012 has 48 divisors (see below), whose sum is σ = 257854446924032. Its totient is φ = 36511350384960.

The previous prime is 110021020019987. The next prime is 110021020020029. The reversal of 110021020020012 is 210020020120011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 110021020020012.

It is an unprimeable number.

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, 19587064 + ... + 24570207.

Almost surely, 2^{110021020020012} is an apocalyptic number.

110021020020012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

110021020020012 is an abundant number, since it is smaller than the sum of its proper divisors (147833426904020).

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

110021020020012 is a wasteful number, since it uses less digits than its factorization.

110021020020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44158198 (or 44158196 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110021020020012 its reverse (210020020120011), we get a palindrome (320041040140023).

Subtracting 110021020020012 from its reverse (210020020120011), we obtain a palindrome (99999000099999).

The spelling of 110021020020012 in words is "one hundred ten trillion, twenty-one billion, twenty million, twenty thousand, twelve".