10123111222331 has 8 divisors (see below), whose sum is σ = 10359945327600. Its totient is φ = 9886341340512.

The previous prime is 10123111222327. The next prime is 10123111222333. The reversal of 10123111222331 is 13322211132101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10123111222331 - 2² = 10123111222327 is a prime.

It is a super-2 number, since 2×10123111222331² (a number of 27 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 = 10123111222297 and 10123111222306.

It is not an unprimeable number, because it can be changed into a prime (10123111222333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15736856 + ... + 16367493.

It is an arithmetic number, because the mean of its divisors is an integer number (1294993165950).

Almost surely, 2^{10123111222331} is an apocalyptic number.

10123111222331 is a deficient number, since it is larger than the sum of its proper divisors (236834105269).

10123111222331 is an equidigital number, since it uses as much as digits as its factorization.

10123111222331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32111725.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 10123111222331 its reverse (13322211132101), we get a palindrome (23445322354432).

The spelling of 10123111222331 in words is "ten trillion, one hundred twenty-three billion, one hundred eleven million, two hundred twenty-two thousand, three hundred thirty-one".