201126033011 has 4 divisors (see below), whose sum is σ = 203549238312. Its totient is φ = 198702827712.

The previous prime is 201126033007. The next prime is 201126033077. The reversal of 201126033011 is 110330621102.

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

It is a cyclic number.

It is not a de Polignac number, because 201126033011 - 2² = 201126033007 is a prime.

It is a super-2 number, since 2×201126033011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201126033211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1211602526 + ... + 1211602691.

It is an arithmetic number, because the mean of its divisors is an integer number (50887309578).

Almost surely, 2^201126033011 is an apocalyptic number.

201126033011 is a deficient number, since it is larger than the sum of its proper divisors (2423205301).

201126033011 is an equidigital number, since it uses as much as digits as its factorization.

201126033011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2423205300.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 201126033011 its reverse (110330621102), we get a palindrome (311456654113).

The spelling of 201126033011 in words is "two hundred one billion, one hundred twenty-six million, thirty-three thousand, eleven".