201110929090 has 16 divisors (see below), whose sum is σ = 363156226488. Its totient is φ = 80187359616.

The previous prime is 201110929081. The next prime is 201110929127. The reversal of 201110929090 is 90929011102.

It can be written as a sum of positive squares in 4 ways, for example, as 129842753569 + 71268175521 = 360337^2 + 266961^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32123217 + ... + 32129476.

Almost surely, 2^201110929090 is an apocalyptic number.

201110929090 is a deficient number, since it is larger than the sum of its proper divisors (162045297398).

201110929090 is a wasteful number, since it uses less digits than its factorization.

201110929090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64253013.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 201110929090 in words is "two hundred one billion, one hundred ten million, nine hundred twenty-nine thousand, ninety".