201136126 has 4 divisors (see below), whose sum is σ = 301704192. Its totient is φ = 100568062.

The previous prime is 201136073. The next prime is 201136151. The reversal of 201136126 is 621631102.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×201136126³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201136097 and 201136106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50284030 + ... + 50284033.

It is an arithmetic number, because the mean of its divisors is an integer number (75426048).

Almost surely, 2^201136126 is an apocalyptic number.

201136126 is a deficient number, since it is larger than the sum of its proper divisors (100568066).

201136126 is a wasteful number, since it uses less digits than its factorization.

201136126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100568065.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 201136126 is about 14182.2468600712. The cubic root of 201136126 is about 585.9088082771.

Adding to 201136126 its reverse (621631102), we get a palindrome (822767228).

The spelling of 201136126 in words is "two hundred one million, one hundred thirty-six thousand, one hundred twenty-six".