225101023 has 32 divisors (see below), whose sum is σ = 275742720. Its totient is φ = 179625600.

The previous prime is 225101011. The next prime is 225101033. The reversal of 225101023 is 320101522.

It is not a de Polignac number, because 225101023 - 2⁵ = 225100991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225100988 and 225101006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225101033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1772386 + ... + 1772512.

It is an arithmetic number, because the mean of its divisors is an integer number (8616960).

Almost surely, 2^225101023 is an apocalyptic number.

225101023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

225101023 is a deficient number, since it is larger than the sum of its proper divisors (50641697).

225101023 is a wasteful number, since it uses less digits than its factorization.

225101023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 225101023 is about 15003.3670554313. The cubic root of 225101023 is about 608.3112144248.

Adding to 225101023 its reverse (320101522), we get a palindrome (545202545).

The spelling of 225101023 in words is "two hundred twenty-five million, one hundred one thousand, twenty-three".