201234133011 has 4 divisors (see below), whose sum is σ = 268312177352. Its totient is φ = 134156088672.

The previous prime is 201234132991. The next prime is 201234133039. The reversal of 201234133011 is 110331432102.

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

It is not a de Polignac number, because 201234133011 - 2⁶ = 201234132947 is a prime.

It is a super-2 number, since 2×201234133011² (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 (201234138011) 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, 33539022166 + ... + 33539022171.

It is an arithmetic number, because the mean of its divisors is an integer number (67078044338).

Almost surely, 2^201234133011 is an apocalyptic number.

201234133011 is a deficient number, since it is larger than the sum of its proper divisors (67078044341).

201234133011 is an equidigital number, since it uses as much as digits as its factorization.

201234133011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67078044340.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 201234133011 its reverse (110331432102), we get a palindrome (311565565113).

The spelling of 201234133011 in words is "two hundred one billion, two hundred thirty-four million, one hundred thirty-three thousand, eleven".