112311219971 has 2 divisors, whose sum is σ = 112311219972. Its totient is φ = 112311219970.

The previous prime is 112311219959. The next prime is 112311220003. The reversal of 112311219971 is 179912113211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112311219971 is a prime.

It is a super-2 number, since 2×112311219971² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112311219931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56155609985 + 56155609986.

It is an arithmetic number, because the mean of its divisors is an integer number (56155609986).

Almost surely, 2^112311219971 is an apocalyptic number.

112311219971 is a deficient number, since it is larger than the sum of its proper divisors (1).

112311219971 is an equidigital number, since it uses as much as digits as its factorization.

112311219971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 38.

The spelling of 112311219971 in words is "one hundred twelve billion, three hundred eleven million, two hundred nineteen thousand, nine hundred seventy-one".