103211011011 has 4 divisors (see below), whose sum is σ = 137614681352. Its totient is φ = 68807340672.

The previous prime is 103211010989. The next prime is 103211011019. The reversal of 103211011011 is 110110112301.

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

It is not a de Polignac number, because 103211011011 - 2¹⁹ = 103210486723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103211011019) 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, 17201835166 + ... + 17201835171.

It is an arithmetic number, because the mean of its divisors is an integer number (34403670338).

Almost surely, 2^103211011011 is an apocalyptic number.

103211011011 is a deficient number, since it is larger than the sum of its proper divisors (34403670341).

103211011011 is an equidigital number, since it uses as much as digits as its factorization.

103211011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34403670340.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 103211011011 its reverse (110110112301), we get a palindrome (213321123312).

The spelling of 103211011011 in words is "one hundred three billion, two hundred eleven million, eleven thousand, eleven".