194841252122 has 12 divisors (see below), whose sum is σ = 321246527658. Its totient is φ = 88564205400.

The previous prime is 194841252121. The next prime is 194841252127. The reversal of 194841252122 is 221252148491.

194841252122 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 131282304241 + 63558947881 = 362329^2 + 252109^2 .

It is a super-2 number, since 2×194841252122² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 194841252122.

It is not an unprimeable number, because it can be changed into a prime (194841252121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 402564329 + ... + 402564812.

Almost surely, 2^194841252122 is an apocalyptic number.

194841252122 is a deficient number, since it is larger than the sum of its proper divisors (126405275536).

194841252122 is a wasteful number, since it uses less digits than its factorization.

194841252122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805129165 (or 805129154 counting only the distinct ones).

The product of its digits is 92160, while the sum is 41.

The spelling of 194841252122 in words is "one hundred ninety-four billion, eight hundred forty-one million, two hundred fifty-two thousand, one hundred twenty-two".