103211011 has 4 divisors (see below), whose sum is σ = 103246312. Its totient is φ = 103175712.

The previous prime is 103210999. The next prime is 103211027. The reversal of 103211011 is 110112301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103211011 - 2⁵ = 103210979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103211041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12825 + ... + 19258.

It is an arithmetic number, because the mean of its divisors is an integer number (25811578).

Almost surely, 2^103211011 is an apocalyptic number.

103211011 is a deficient number, since it is larger than the sum of its proper divisors (35301).

103211011 is an equidigital number, since it uses as much as digits as its factorization.

103211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35300.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 103211011 is about 10159.2820120321. The cubic root of 103211011 is about 469.0747013457.

Adding to 103211011 its reverse (110112301), we get a palindrome (213323312).

The spelling of 103211011 in words is "one hundred three million, two hundred eleven thousand, eleven".