225144125051101 has 4 divisors (see below), whose sum is σ = 226525377352192. Its totient is φ = 223762872750012.

The previous prime is 225144125051071. The next prime is 225144125051123. The reversal of 225144125051101 is 101150521441522.

225144125051101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 225144125051101 - 2¹⁵ = 225144125018333 is a prime.

It is a super-2 number, since 2×225144125051101² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225144125051201) 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, 690626150301 + ... + 690626150626.

It is an arithmetic number, because the mean of its divisors is an integer number (56631344338048).

Almost surely, 2^{225144125051101} is an apocalyptic number.

It is an amenable number.

225144125051101 is a deficient number, since it is larger than the sum of its proper divisors (1381252301091).

225144125051101 is a wasteful number, since it uses less digits than its factorization.

225144125051101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381252301090.

The product of its (nonzero) digits is 16000, while the sum is 34.

Adding to 225144125051101 its reverse (101150521441522), we get a palindrome (326294646492623).

The spelling of 225144125051101 in words is "two hundred twenty-five trillion, one hundred forty-four billion, one hundred twenty-five million, fifty-one thousand, one hundred one".