2231013202123 has 2 divisors, whose sum is σ = 2231013202124. Its totient is φ = 2231013202122.

The previous prime is 2231013202097. The next prime is 2231013202183. The reversal of 2231013202123 is 3212023101322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2231013202123 - 2³⁷ = 2093574248651 is a prime.

It is a super-3 number, since 3×2231013202123³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2231013202094 and 2231013202103.

It is not a weakly prime, because it can be changed into another prime (2231013202183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115506601061 + 1115506601062.

It is an arithmetic number, because the mean of its divisors is an integer number (1115506601062).

Almost surely, 2^{2231013202123} is an apocalyptic number.

2231013202123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2231013202123 is an equidigital number, since it uses as much as digits as its factorization.

2231013202123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2231013202123 its reverse (3212023101322), we get a palindrome (5443036303445).

The spelling of 2231013202123 in words is "two trillion, two hundred thirty-one billion, thirteen million, two hundred two thousand, one hundred twenty-three".