122021022195 has 72 divisors (see below), whose sum is σ = 221102318736. Its totient is φ = 62244516096.

The previous prime is 122021022163. The next prime is 122021022199. The reversal of 122021022195 is 591220120221.

It is a happy number.

122021022195 is a `hidden beast` number, since 1 + 220 + 210 + 221 + 9 + 5 = 666.

It is not a de Polignac number, because 122021022195 - 2⁵ = 122021022163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122021022199) by changing a digit.

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 71 ways as a sum of consecutive naturals, for example, 4034349 + ... + 4064481.

It is an arithmetic number, because the mean of its divisors is an integer number (3070865538).

Almost surely, 2^122021022195 is an apocalyptic number.

122021022195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122021022195 is a deficient number, since it is larger than the sum of its proper divisors (99081296541).

122021022195 is a wasteful number, since it uses less digits than its factorization.

122021022195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30309 (or 30277 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 122021022195 in words is "one hundred twenty-two billion, twenty-one million, twenty-two thousand, one hundred ninety-five".