201120011046 has 32 divisors (see below), whose sum is σ = 447034936320. Its totient is φ = 67024766952.

The previous prime is 201120010979. The next prime is 201120011047. The reversal of 201120011046 is 640110021102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201120011047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182190 + ... + 659873.

It is an arithmetic number, because the mean of its divisors is an integer number (13969841760).

Almost surely, 2^201120011046 is an apocalyptic number.

201120011046 is an abundant number, since it is smaller than the sum of its proper divisors (245914925274).

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

201120011046 is a wasteful number, since it uses less digits than its factorization.

201120011046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846497 (or 846491 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 201120011046 its reverse (640110021102), we get a palindrome (841230032148).

The spelling of 201120011046 in words is "two hundred one billion, one hundred twenty million, eleven thousand, forty-six".