101230015 has 16 divisors (see below), whose sum is σ = 127277568. Its totient is φ = 77145376.

The previous prime is 101230001. The next prime is 101230021. The reversal of 101230015 is 510032101.

It is a cyclic number.

It is not a de Polignac number, because 101230015 - 2⁹ = 101229503 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101229977 and 101230004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28572 + ... + 31918.

It is an arithmetic number, because the mean of its divisors is an integer number (7954848).

Almost surely, 2^101230015 is an apocalyptic number.

101230015 is a deficient number, since it is larger than the sum of its proper divisors (26047553).

101230015 is a wasteful number, since it uses less digits than its factorization.

101230015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3638.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 101230015 is about 10061.3127871069. The cubic root of 101230015 is about 466.0542081757.

Adding to 101230015 its reverse (510032101), we get a palindrome (611262116).

The spelling of 101230015 in words is "one hundred one million, two hundred thirty thousand, fifteen".