201122223253 has 4 divisors (see below), whose sum is σ = 229853969440. Its totient is φ = 172390477068.

The previous prime is 201122223251. The next prime is 201122223317. The reversal of 201122223253 is 352322221102.

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 cyclic number.

It is not a de Polignac number, because 201122223253 - 2¹ = 201122223251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201122223251) 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, 14365873083 + ... + 14365873096.

It is an arithmetic number, because the mean of its divisors is an integer number (57463492360).

Almost surely, 2^201122223253 is an apocalyptic number.

It is an amenable number.

201122223253 is a deficient number, since it is larger than the sum of its proper divisors (28731746187).

201122223253 is an equidigital number, since it uses as much as digits as its factorization.

201122223253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28731746186.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 201122223253 its reverse (352322221102), we get a palindrome (553444444355).

The spelling of 201122223253 in words is "two hundred one billion, one hundred twenty-two million, two hundred twenty-three thousand, two hundred fifty-three".