103120003011 has 4 divisors (see below), whose sum is σ = 137493337352. Its totient is φ = 68746668672.

The previous prime is 103120003009. The next prime is 103120003043. The reversal of 103120003011 is 110300021301.

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

It is not a de Polignac number, because 103120003011 - 2¹ = 103120003009 is a prime.

It is a super-2 number, since 2×103120003011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103120003081) 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, 17186667166 + ... + 17186667171.

It is an arithmetic number, because the mean of its divisors is an integer number (34373334338).

Almost surely, 2^103120003011 is an apocalyptic number.

103120003011 is a deficient number, since it is larger than the sum of its proper divisors (34373334341).

103120003011 is an equidigital number, since it uses as much as digits as its factorization.

103120003011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34373334340.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 103120003011 its reverse (110300021301), we get a palindrome (213420024312).

The spelling of 103120003011 in words is "one hundred three billion, one hundred twenty million, three thousand, eleven".