101011425 has 24 divisors (see below), whose sum is σ = 169751040. Its totient is φ = 52987200.

The previous prime is 101011409. The next prime is 101011441. The reversal of 101011425 is 524110101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101011409) and next prime (101011441).

It is not a de Polignac number, because 101011425 - 2⁴ = 101011409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6465 + ... + 15614.

It is an arithmetic number, because the mean of its divisors is an integer number (7072960).

Almost surely, 2^101011425 is an apocalyptic number.

101011425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101011425 is a deficient number, since it is larger than the sum of its proper divisors (68739615).

101011425 is a wasteful number, since it uses less digits than its factorization.

101011425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22153 (or 22148 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 101011425 is about 10050.4440200421. Note that the first 3 decimals coincide. The cubic root of 101011425 is about 465.7185099644.

Adding to 101011425 its reverse (524110101), we get a palindrome (625121526).

The spelling of 101011425 in words is "one hundred one million, eleven thousand, four hundred twenty-five".