1422281982161 has 8 divisors (see below), whose sum is σ = 1429595376000. Its totient is φ = 1414970251200.

The previous prime is 1422281982101. The next prime is 1422281982169. The reversal of 1422281982161 is 1612891822241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1422281982161 - 2¹⁸ = 1422281720017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422281982169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1317836 + ... + 2140386.

It is an arithmetic number, because the mean of its divisors is an integer number (178699422000).

Almost surely, 2^{1422281982161} is an apocalyptic number.

It is an amenable number.

1422281982161 is a deficient number, since it is larger than the sum of its proper divisors (7313393839).

1422281982161 is an equidigital number, since it uses as much as digits as its factorization.

1422281982161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831439.

The product of its digits is 221184, while the sum is 47.

The spelling of 1422281982161 in words is "one trillion, four hundred twenty-two billion, two hundred eighty-one million, nine hundred eighty-two thousand, one hundred sixty-one".