103113123011 has 4 divisors (see below), whose sum is σ = 103114030272. Its totient is φ = 103112215752.

The previous prime is 103113122977. The next prime is 103113123041. The reversal of 103113123011 is 110321311301.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 110321311301 = 100943 ⋅1092907.

It is a cyclic number.

It is not a de Polignac number, because 103113123011 - 2⁶ = 103113122947 is a prime.

It is a super-2 number, since 2×103113123011² (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 (103113123041) 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, 253811 + ... + 520236.

It is an arithmetic number, because the mean of its divisors is an integer number (25778507568).

Almost surely, 2^103113123011 is an apocalyptic number.

103113123011 is a deficient number, since it is larger than the sum of its proper divisors (907261).

103113123011 is an equidigital number, since it uses as much as digits as its factorization.

103113123011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907260.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 103113123011 its reverse (110321311301), we get a palindrome (213434434312).

The spelling of 103113123011 in words is "one hundred three billion, one hundred thirteen million, one hundred twenty-three thousand, eleven".