110010010121020 has 48 divisors (see below), whose sum is σ = 231573898321920. Its totient is φ = 43898717196864.

The previous prime is 110010010121017. The next prime is 110010010121087. The reversal of 110010010121020 is 20121010010011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 110010010120988 and 110010010121006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76082437 + ... + 77514883.

It is an arithmetic number, because the mean of its divisors is an integer number (4824456215040).

Almost surely, 2^{110010010121020} is an apocalyptic number.

110010010121020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110010010121020 is an abundant number, since it is smaller than the sum of its proper divisors (121563888200900).

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

110010010121020 is a wasteful number, since it uses less digits than its factorization.

110010010121020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441642 (or 1441640 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 110010010121020 its reverse (20121010010011), we get a palindrome (130131020131031).

The spelling of 110010010121020 in words is "one hundred ten trillion, ten billion, ten million, one hundred twenty-one thousand, twenty".