1122112109971 has 2 divisors, whose sum is σ = 1122112109972. Its totient is φ = 1122112109970.

The previous prime is 1122112109969. The next prime is 1122112110139. The reversal of 1122112109971 is 1799012112211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122112109971 - 2¹ = 1122112109969 is a prime.

Together with 1122112109969, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1122112109971.

It is not a weakly prime, because it can be changed into another prime (1122112109941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561056054985 + 561056054986.

It is an arithmetic number, because the mean of its divisors is an integer number (561056054986).

Almost surely, 2^{1122112109971} is an apocalyptic number.

1122112109971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122112109971 is an equidigital number, since it uses as much as digits as its factorization.

1122112109971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 37.

The spelling of 1122112109971 in words is "one trillion, one hundred twenty-two billion, one hundred twelve million, one hundred nine thousand, nine hundred seventy-one".