103103011011 has 64 divisors (see below), whose sum is σ = 190530256896. Its totient is φ = 47845123200.

The previous prime is 103103011009. The next prime is 103103011019. The reversal of 103103011011 is 110110301301.

It is not a de Polignac number, because 103103011011 - 2¹ = 103103011009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103103011019) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 460671 + ... + 646856.

It is an arithmetic number, because the mean of its divisors is an integer number (2977035264).

Almost surely, 2^103103011011 is an apocalyptic number.

103103011011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

103103011011 is a deficient number, since it is larger than the sum of its proper divisors (87427245885).

103103011011 is a wasteful number, since it uses less digits than its factorization.

103103011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107592.

The product of its (nonzero) digits is 9, while the sum is 12.

Adding to 103103011011 its reverse (110110301301), we get a palindrome (213213312312).

The spelling of 103103011011 in words is "one hundred three billion, one hundred three million, eleven thousand, eleven".