102120014 has 8 divisors (see below), whose sum is σ = 158121408. Its totient is φ = 49412880.

The previous prime is 102120013. The next prime is 102120017. The reversal of 102120014 is 410021201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 102119977 and 102120004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102120013) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 823487 + ... + 823610.

It is an arithmetic number, because the mean of its divisors is an integer number (19765176).

Almost surely, 2^102120014 is an apocalyptic number.

102120014 is a deficient number, since it is larger than the sum of its proper divisors (56001394).

102120014 is a wasteful number, since it uses less digits than its factorization.

102120014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1647130.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 102120014 is about 10105.4447700237. Note that the first 3 decimals coincide. The cubic root of 102120014 is about 467.4160509656.

Adding to 102120014 its reverse (410021201), we get a palindrome (512141215).

The spelling of 102120014 in words is "one hundred two million, one hundred twenty thousand, fourteen".