10231120331123 has 4 divisors (see below), whose sum is σ = 10231150170768. Its totient is φ = 10231090491480.

The previous prime is 10231120331101. The next prime is 10231120331141. The reversal of 10231120331123 is 32113302113201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10231120331123 is a prime.

It is a super-2 number, since 2×10231120331123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10233120331123) 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, 14399468 + ... + 15093273.

It is an arithmetic number, because the mean of its divisors is an integer number (2557787542692).

Almost surely, 2^{10231120331123} is an apocalyptic number.

10231120331123 is a deficient number, since it is larger than the sum of its proper divisors (29839645).

10231120331123 is an equidigital number, since it uses as much as digits as its factorization.

10231120331123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29839644.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 10231120331123 its reverse (32113302113201), we get a palindrome (42344422444324).

The spelling of 10231120331123 in words is "ten trillion, two hundred thirty-one billion, one hundred twenty million, three hundred thirty-one thousand, one hundred twenty-three".