201011140422 has 24 divisors (see below), whose sum is σ = 446146679160. Its totient is φ = 65369476320.

The previous prime is 201011140403. The next prime is 201011140439. The reversal of 201011140422 is 224041110102.

201011140422 is a `hidden beast` number, since 2 + 0 + 101 + 1 + 140 + 422 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201011140395 and 201011140404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136185672 + ... + 136187147.

It is an arithmetic number, because the mean of its divisors is an integer number (18589444965).

Almost surely, 2^201011140422 is an apocalyptic number.

201011140422 is an abundant number, since it is smaller than the sum of its proper divisors (245135538738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201011140422 is a wasteful number, since it uses less digits than its factorization.

201011140422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272372868 (or 272372865 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201011140422 its reverse (224041110102), we get a palindrome (425052250524).

The spelling of 201011140422 in words is "two hundred one billion, eleven million, one hundred forty thousand, four hundred twenty-two".