110102111020 has 24 divisors (see below), whose sum is σ = 252233927568. Its totient is φ = 40037131200.

The previous prime is 110102110991. The next prime is 110102111023. The reversal of 110102111020 is 20111201011.

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 = 110102110988 and 110102111006.

It is not an unprimeable number, because it can be changed into a prime (110102111023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250231851 + ... + 250232290.

It is an arithmetic number, because the mean of its divisors is an integer number (10509746982).

Almost surely, 2^110102111020 is an apocalyptic number.

110102111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110102111020 is an abundant number, since it is smaller than the sum of its proper divisors (142131816548).

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

110102111020 is a wasteful number, since it uses less digits than its factorization.

110102111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500464161 (or 500464159 counting only the distinct ones).

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

Adding to 110102111020 its reverse (20111201011), we get a palindrome (130213312031).

It can be divided in two parts, 110102 and 111020, that added together give a palindrome (221122).

The spelling of 110102111020 in words is "one hundred ten billion, one hundred two million, one hundred eleven thousand, twenty".