225334011 has 16 divisors (see below), whose sum is σ = 343643904. Its totient is φ = 128658144.

The previous prime is 225334001. The next prime is 225334019. The reversal of 225334011 is 110433522.

It is not a de Polignac number, because 225334011 - 2⁷ = 225333883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (225334019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27760 + ... + 34946.

It is an arithmetic number, because the mean of its divisors is an integer number (21477744).

Almost surely, 2^225334011 is an apocalyptic number.

225334011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

225334011 is a deficient number, since it is larger than the sum of its proper divisors (118309893).

225334011 is a wasteful number, since it uses less digits than its factorization.

225334011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8690.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 225334011 is about 15011.1295710882. The cubic root of 225334011 is about 608.5210170297.

Adding to 225334011 its reverse (110433522), we get a palindrome (335767533).

The spelling of 225334011 in words is "two hundred twenty-five million, three hundred thirty-four thousand, eleven".