103011123331 has 4 divisors (see below), whose sum is σ = 109070601192. Its totient is φ = 96951645472.

The previous prime is 103011123307. The next prime is 103011123359. The reversal of 103011123331 is 133321110301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133321110301 = 17 ⋅7842418253.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103011123331 is a prime.

It is a super-2 number, since 2×103011123331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103011123299 and 103011123308.

It is not an unprimeable number, because it can be changed into a prime (103011123301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3029738905 + ... + 3029738938.

It is an arithmetic number, because the mean of its divisors is an integer number (27267650298).

Almost surely, 2^103011123331 is an apocalyptic number.

103011123331 is a deficient number, since it is larger than the sum of its proper divisors (6059477861).

103011123331 is an equidigital number, since it uses as much as digits as its factorization.

103011123331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6059477860.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 103011123331 its reverse (133321110301), we get a palindrome (236332233632).

The spelling of 103011123331 in words is "one hundred three billion, eleven million, one hundred twenty-three thousand, three hundred thirty-one".