220201222194 has 16 divisors (see below), whose sum is σ = 489336049440. Its totient is φ = 73400407380.

The previous prime is 220201222193. The next prime is 220201222237. The reversal of 220201222194 is 491222102022.

220201222194 is a `hidden beast` number, since 220 + 201 + 22 + 219 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (220201222193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2038900152 + ... + 2038900259.

It is an arithmetic number, because the mean of its divisors is an integer number (30583503090).

Almost surely, 2^220201222194 is an apocalyptic number.

220201222194 is an abundant number, since it is smaller than the sum of its proper divisors (269134827246).

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

220201222194 is a wasteful number, since it uses less digits than its factorization.

220201222194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4077800422 (or 4077800416 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 220201222194 in words is "two hundred twenty billion, two hundred one million, two hundred twenty-two thousand, one hundred ninety-four".