201102021194 has 64 divisors (see below), whose sum is σ = 326710444032. Its totient is φ = 92653243200.

The previous prime is 201102021193. The next prime is 201102021229. The reversal of 201102021194 is 491120201102.

201102021194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (201102021193) 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 31 ways as a sum of consecutive naturals, for example, 20368079 + ... + 20377949.

It is an arithmetic number, because the mean of its divisors is an integer number (5104850688).

Almost surely, 2^201102021194 is an apocalyptic number.

201102021194 is a deficient number, since it is larger than the sum of its proper divisors (125608422838).

201102021194 is a wasteful number, since it uses less digits than its factorization.

201102021194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10131.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 201102021194 its reverse (491120201102), we get a palindrome (692222222296).

The spelling of 201102021194 in words is "two hundred one billion, one hundred two million, twenty-one thousand, one hundred ninety-four".