103211010 has 160 divisors (see below), whose sum is σ = 321995520. Its totient is φ = 23234688.

The previous prime is 103210999. The next prime is 103211027. The reversal of 103211010 is 10112301.

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 = 103210983 and 103211001.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 617947 + ... + 618113.

It is an arithmetic number, because the mean of its divisors is an integer number (2012472).

Almost surely, 2^103211010 is an apocalyptic number.

103211010 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 103211010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160997760).

103211010 is an abundant number, since it is smaller than the sum of its proper divisors (218784510).

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

103211010 is a wasteful number, since it uses less digits than its factorization.

103211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 103211010 is about 10159.2819628161. The cubic root of 103211010 is about 469.0746998308.

Adding to 103211010 its reverse (10112301), we get a palindrome (113323311).

The spelling of 103211010 in words is "one hundred three million, two hundred eleven thousand, ten".