197863042122 has 48 divisors (see below), whose sum is σ = 431735679648. Its totient is φ = 65488577760.

The previous prime is 197863042093. The next prime is 197863042141. The reversal of 197863042122 is 221240368791.

197863042122 is a `hidden beast` number, since 1 + 9 + 7 + 8 + 630 + 4 + 2 + 1 + 2 + 2 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3170088 + ... + 3231900.

It is an arithmetic number, because the mean of its divisors is an integer number (8994493326).

Almost surely, 2^197863042122 is an apocalyptic number.

197863042122 is an abundant number, since it is smaller than the sum of its proper divisors (233872637526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197863042122 is a wasteful number, since it uses less digits than its factorization.

197863042122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63075 (or 63072 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 197863042122 in words is "one hundred ninety-seven billion, eight hundred sixty-three million, forty-two thousand, one hundred twenty-two".