22012220195 has 32 divisors (see below), whose sum is σ = 31822540800. Its totient is φ = 14279193216.

The previous prime is 22012220147. The next prime is 22012220207. The reversal of 22012220195 is 59102221022.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22012220195 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 448142 + ... + 494828.

It is an arithmetic number, because the mean of its divisors is an integer number (994454400).

Almost surely, 2^22012220195 is an apocalyptic number.

22012220195 is a deficient number, since it is larger than the sum of its proper divisors (9810320605).

22012220195 is a wasteful number, since it uses less digits than its factorization.

22012220195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47427.

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 22012220195 in words is "twenty-two billion, twelve million, two hundred twenty thousand, one hundred ninety-five".