201144005154235 has 256 divisors, whose sum is σ = 315076081582080. Its totient is φ = 121964083084800.

The previous prime is 201144005154223. The next prime is 201144005154241. The reversal of 201144005154235 is 532451500441102.

It is not a de Polignac number, because 201144005154235 - 2⁵ = 201144005154203 is a prime.

It is a super-2 number, since 2×201144005154235² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201144005154194 and 201144005154203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 11757985552 + ... + 11758002658.

It is an arithmetic number, because the mean of its divisors is an integer number (1230765943680).

Almost surely, 2^{201144005154235} is an apocalyptic number.

201144005154235 is a deficient number, since it is larger than the sum of its proper divisors (113932076427845).

201144005154235 is a wasteful number, since it uses less digits than its factorization.

201144005154235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17511 (or 17489 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 201144005154235 its reverse (532451500441102), we get a palindrome (733595505595337).

The spelling of 201144005154235 in words is "two hundred one trillion, one hundred forty-four billion, five million, one hundred fifty-four thousand, two hundred thirty-five".