110010001020 has 24 divisors (see below), whose sum is σ = 308028003024. Its totient is φ = 29336000256.

The previous prime is 110010000977. The next prime is 110010001033. The reversal of 110010001020 is 20100010011.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 916749949 + ... + 916750068.

It is an arithmetic number, because the mean of its divisors is an integer number (12834500126).

Almost surely, 2^110010001020 is an apocalyptic number.

110010001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110010001020 is an abundant number, since it is smaller than the sum of its proper divisors (198018002004).

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

110010001020 is a wasteful number, since it uses less digits than its factorization.

110010001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833500029 (or 1833500027 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 110010001020 its reverse (20100010011), we get a palindrome (130110011031).

The spelling of 110010001020 in words is "one hundred ten billion, ten million, one thousand, twenty".