201142241422 has 8 divisors (see below), whose sum is σ = 301716108576. Its totient is φ = 100570205232.

The previous prime is 201142241413. The next prime is 201142241429. The reversal of 201142241422 is 224142241102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×201142241422² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201142241429) 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, 138598 + ... + 649225.

It is an arithmetic number, because the mean of its divisors is an integer number (37714513572).

Almost surely, 2^201142241422 is an apocalyptic number.

201142241422 is a deficient number, since it is larger than the sum of its proper divisors (100573867154).

201142241422 is a wasteful number, since it uses less digits than its factorization.

201142241422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915482.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 201142241422 its reverse (224142241102), we get a palindrome (425284482524).

The spelling of 201142241422 in words is "two hundred one billion, one hundred forty-two million, two hundred forty-one thousand, four hundred twenty-two".