2231000022127 has 2 divisors, whose sum is σ = 2231000022128. Its totient is φ = 2231000022126.

The previous prime is 2231000022107. The next prime is 2231000022203. The reversal of 2231000022127 is 7212200001322.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2231000022127 is a prime.

It is a super-3 number, since 3×2231000022127³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 2231000022098 and 2231000022107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2231000022107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115500011063 + 1115500011064.

It is an arithmetic number, because the mean of its divisors is an integer number (1115500011064).

Almost surely, 2^{2231000022127} is an apocalyptic number.

2231000022127 is a deficient number, since it is larger than the sum of its proper divisors (1).

2231000022127 is an equidigital number, since it uses as much as digits as its factorization.

2231000022127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 22.

Adding to 2231000022127 its reverse (7212200001322), we get a palindrome (9443200023449).

The spelling of 2231000022127 in words is "two trillion, two hundred thirty-one billion, twenty-two thousand, one hundred twenty-seven".