10201210110 has 144 divisors (see below), whose sum is σ = 32823576864. Its totient is φ = 2152320768.

The previous prime is 10201210099. The next prime is 10201210121. The reversal of 10201210110 is 1101210201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10201210099) and next prime (10201210121).

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 = 10201210092 and 10201210101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 58564 + ... + 154376.

It is an arithmetic number, because the mean of its divisors is an integer number (227941506).

Almost surely, 2^10201210110 is an apocalyptic number.

10201210110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10201210110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16411788432).

10201210110 is an abundant number, since it is smaller than the sum of its proper divisors (22622366754).

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

10201210110 is a wasteful number, since it uses less digits than its factorization.

10201210110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95859 (or 95843 counting only the distinct ones).

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

Adding to 10201210110 its reverse (1101210201), we get a palindrome (11302420311).

Subtracting from 10201210110 its reverse (1101210201), we obtain a palindrome (9099999909).

The spelling of 10201210110 in words is "ten billion, two hundred one million, two hundred ten thousand, one hundred ten".