231011211013323 has 16 divisors (see below), whose sum is σ = 337967054722080. Its totient is φ = 139478467025664.

The previous prime is 231011211013309. The next prime is 231011211013351. The reversal of 231011211013323 is 323310112110132.

It is not a de Polignac number, because 231011211013323 - 2⁹ = 231011211012811 is a prime.

It is a super-2 number, since 2×231011211013323² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 231011211013293 and 231011211013302.

It is not an unprimeable number, because it can be changed into a prime (231011211013223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55880794018 + ... + 55880798151.

It is an arithmetic number, because the mean of its divisors is an integer number (21122940920130).

Almost surely, 2^{231011211013323} is an apocalyptic number.

231011211013323 is a deficient number, since it is larger than the sum of its proper divisors (106955843708757).

231011211013323 is a wasteful number, since it uses less digits than its factorization.

231011211013323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111761592238.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 231011211013323 its reverse (323310112110132), we get a palindrome (554321323123455).

The spelling of 231011211013323 in words is "two hundred thirty-one trillion, eleven billion, two hundred eleven million, thirteen thousand, three hundred twenty-three".