201012422241 has 4 divisors (see below), whose sum is σ = 268016562992. Its totient is φ = 134008281492.

The previous prime is 201012422207. The next prime is 201012422243. The reversal of 201012422241 is 142224210102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-201012422241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201012422243) 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, 33502070371 + ... + 33502070376.

It is an arithmetic number, because the mean of its divisors is an integer number (67004140748).

Almost surely, 2^201012422241 is an apocalyptic number.

It is an amenable number.

201012422241 is a deficient number, since it is larger than the sum of its proper divisors (67004140751).

201012422241 is an equidigital number, since it uses as much as digits as its factorization.

201012422241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67004140750.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 201012422241 its reverse (142224210102), we get a palindrome (343236632343).

The spelling of 201012422241 in words is "two hundred one billion, twelve million, four hundred twenty-two thousand, two hundred forty-one".