10312213212231 has 16 divisors (see below), whose sum is σ = 15717860534784. Its totient is φ = 5891188827744.

The previous prime is 10312213212121. The next prime is 10312213212233. The reversal of 10312213212231 is 13221231221301.

It is not a de Polignac number, because 10312213212231 - 2⁹ = 10312213211719 is a prime.

It is a super-2 number, since 2×10312213212231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10312213212233) 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, 62600635 + ... + 62765148.

It is an arithmetic number, because the mean of its divisors is an integer number (982366283424).

Almost surely, 2^{10312213212231} is an apocalyptic number.

10312213212231 is a deficient number, since it is larger than the sum of its proper divisors (5405647322553).

10312213212231 is a wasteful number, since it uses less digits than its factorization.

10312213212231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125369710.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 10312213212231 its reverse (13221231221301), we get a palindrome (23533444433532).

The spelling of 10312213212231 in words is "ten trillion, three hundred twelve billion, two hundred thirteen million, two hundred twelve thousand, two hundred thirty-one".