199120022221001 has 16 divisors (see below), whose sum is σ = 227678811897600. Its totient is φ = 170589507563328.

The previous prime is 199120022220991. The next prime is 199120022221037. The reversal of 199120022221001 is 100122220021991.

It is not a de Polignac number, because 199120022221001 - 2¹⁴ = 199120022204617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (199120022521001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358478555 + ... + 359033583.

It is an arithmetic number, because the mean of its divisors is an integer number (14229925743600).

Almost surely, 2^{199120022221001} is an apocalyptic number.

It is an amenable number.

199120022221001 is a deficient number, since it is larger than the sum of its proper divisors (28558789676599).

199120022221001 is a wasteful number, since it uses less digits than its factorization.

199120022221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580408.

The product of its (nonzero) digits is 2592, while the sum is 32.

Adding to 199120022221001 its reverse (100122220021991), we get a palindrome (299242242242992).

The spelling of 199120022221001 in words is "one hundred ninety-nine trillion, one hundred twenty billion, twenty-two million, two hundred twenty-one thousand, one".