102001012110 has 24 divisors (see below), whose sum is σ = 265202631720. Its totient is φ = 27200269872.

The previous prime is 102001012103. The next prime is 102001012301. The reversal of 102001012110 is 11210100201.

It is a happy number.

102001012110 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 102001012092 and 102001012101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 566672200 + ... + 566672379.

It is an arithmetic number, because the mean of its divisors is an integer number (11050109655).

Almost surely, 2^102001012110 is an apocalyptic number.

102001012110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102001012110 is an abundant number, since it is smaller than the sum of its proper divisors (163201619610).

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

102001012110 is a wasteful number, since it uses less digits than its factorization.

102001012110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133344592 (or 1133344589 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 102001012110 its reverse (11210100201), we get a palindrome (113211112311).

The spelling of 102001012110 in words is "one hundred two billion, one million, twelve thousand, one hundred ten".