201134041042 has 32 divisors (see below), whose sum is σ = 332739817344. Its totient is φ = 91179007920.

The previous prime is 201134041033. The next prime is 201134041117. The reversal of 201134041042 is 240140431102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 891643 + ... + 1094209.

It is an arithmetic number, because the mean of its divisors is an integer number (10398119292).

Almost surely, 2^201134041042 is an apocalyptic number.

201134041042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201134041042 is a deficient number, since it is larger than the sum of its proper divisors (131605776302).

201134041042 is a wasteful number, since it uses less digits than its factorization.

201134041042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202975 (or 202953 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 201134041042 its reverse (240140431102), we get a palindrome (441274472144).

The spelling of 201134041042 in words is "two hundred one billion, one hundred thirty-four million, forty-one thousand, forty-two".