110101001001020 has 48 divisors (see below), whose sum is σ = 231564694021920. Its totient is φ = 43973246264064.

The previous prime is 110101001001007. The next prime is 110101001001031. The reversal of 110101001001020 is 20100100101011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 110101001000989 and 110101001001007.

It is a congruent 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, 300255827 + ... + 300622293.

It is an arithmetic number, because the mean of its divisors is an integer number (4824264458790).

Almost surely, 2^{110101001001020} is an apocalyptic number.

110101001001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110101001001020 is an abundant number, since it is smaller than the sum of its proper divisors (121463693020900).

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

110101001001020 is a wasteful number, since it uses less digits than its factorization.

110101001001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389342 (or 389340 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 110101001001020 its reverse (20100100101011), we get a palindrome (130201101102031).

Subtracting from 110101001001020 its reverse (20100100101011), we obtain a palindrome (90000900900009).

The spelling of 110101001001020 in words is "one hundred ten trillion, one hundred one billion, one million, one thousand, twenty".