101009425 has 12 divisors (see below), whose sum is σ = 136638576. Its totient is φ = 73461200.

The previous prime is 101009413. The next prime is 101009429. The reversal of 101009425 is 524900101.

It is not a de Polignac number, because 101009425 - 2²³ = 92620817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101009396 and 101009405.

It is not an unprimeable number, because it can be changed into a prime (101009429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183379 + ... + 183928.

It is an arithmetic number, because the mean of its divisors is an integer number (11386548).

Almost surely, 2^101009425 is an apocalyptic number.

It is an amenable number.

101009425 is a deficient number, since it is larger than the sum of its proper divisors (35629151).

101009425 is a wasteful number, since it uses less digits than its factorization.

101009425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367328 (or 367323 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 101009425 is about 10050.3445214580. The cubic root of 101009425 is about 465.7154362422.

Adding to 101009425 its reverse (524900101), we get a palindrome (625909526).

The spelling of 101009425 in words is "one hundred one million, nine thousand, four hundred twenty-five".