10310123011 has 4 divisors (see below), whose sum is σ = 10464005512. Its totient is φ = 10156240512.

The previous prime is 10310123009. The next prime is 10310123027. The reversal of 10310123011 is 11032101301.

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

It is a cyclic number.

It is not a de Polignac number, because 10310123011 - 2¹ = 10310123009 is a prime.

It is a super-2 number, since 2×10310123011² (a number of 21 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 = 10310122982 and 10310123000.

It is not an unprimeable number, because it can be changed into a prime (10310120011) 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, 76941150 + ... + 76941283.

It is an arithmetic number, because the mean of its divisors is an integer number (2616001378).

Almost surely, 2^10310123011 is an apocalyptic number.

10310123011 is a deficient number, since it is larger than the sum of its proper divisors (153882501).

10310123011 is an equidigital number, since it uses as much as digits as its factorization.

10310123011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153882500.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 10310123011 its reverse (11032101301), we get a palindrome (21342224312).

The spelling of 10310123011 in words is "ten billion, three hundred ten million, one hundred twenty-three thousand, eleven".