161122321012322 has 16 divisors (see below), whose sum is σ = 241904546986752. Its totient is φ = 80487473196960.

The previous prime is 161122321012319. The next prime is 161122321012339. The reversal of 161122321012322 is 223210123221161.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391317323 + ... + 391728849.

It is an arithmetic number, because the mean of its divisors is an integer number (15119034186672).

Almost surely, 2^{161122321012322} is an apocalyptic number.

161122321012322 is a deficient number, since it is larger than the sum of its proper divisors (80782225974430).

161122321012322 is a wasteful number, since it uses less digits than its factorization.

161122321012322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590113.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 161122321012322 its reverse (223210123221161), we get a palindrome (384332444233483).

The spelling of 161122321012322 in words is "one hundred sixty-one trillion, one hundred twenty-two billion, three hundred twenty-one million, twelve thousand, three hundred twenty-two".