101611225 has 12 divisors (see below), whose sum is σ = 126168016. Its totient is φ = 81179280.

The previous prime is 101611201. The next prime is 101611231. The reversal of 101611225 is 522116101.

It is not a de Polignac number, because 101611225 - 2⁹ = 101610713 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19774 + ... + 24376.

Almost surely, 2^101611225 is an apocalyptic number.

It is an amenable number.

101611225 is a deficient number, since it is larger than the sum of its proper divisors (24556791).

101611225 is an equidigital number, since it uses as much as digits as its factorization.

101611225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5496 (or 5491 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 101611225 is about 10080.2393324762. The cubic root of 101611225 is about 466.6384946145.

Adding to 101611225 its reverse (522116101), we get a palindrome (623727326).

The spelling of 101611225 in words is "one hundred one million, six hundred eleven thousand, two hundred twenty-five".