10103211 has 14 divisors (see below), whose sum is σ = 15148980. Its totient is φ = 6734988.

The previous prime is 10103147. The next prime is 10103221. The reversal of 10103211 is 11230101.

10103211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10103211 - 2⁶ = 10103147 is a prime.

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 = 10103193 and 10103202.

It is not an unprimeable number, because it can be changed into a prime (10103221) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 6201 + ... + 7658.

It is an arithmetic number, because the mean of its divisors is an integer number (1082070).

Almost surely, 2^10103211 is an apocalyptic number.

10103211 is a deficient number, since it is larger than the sum of its proper divisors (5045769).

10103211 is an frugal number, since it uses more digits than its factorization.

10103211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13877 (or 13862 counting only the distinct ones).

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

The square root of 10103211 is about 3178.5548603099. The cubic root of 10103211 is about 216.1821380389.

Adding to 10103211 its reverse (11230101), we get a palindrome (21333312).

The spelling of 10103211 in words is "ten million, one hundred three thousand, two hundred eleven".