102213524 has 12 divisors (see below), whose sum is σ = 204427104. Its totient is φ = 43805784.

The previous prime is 102213523. The next prime is 102213577. The reversal of 102213524 is 425312201.

102213524 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 102213496 and 102213505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102213523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1825214 + ... + 1825269.

It is an arithmetic number, because the mean of its divisors is an integer number (17035592).

Almost surely, 2^102213524 is an apocalyptic number.

102213524 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

102213524 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102213524 is a wasteful number, since it uses less digits than its factorization.

102213524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3650494 (or 3650492 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 102213524 is about 10110.0704250762. The cubic root of 102213524 is about 467.5586764217.

Adding to 102213524 its reverse (425312201), we get a palindrome (527525725).

The spelling of 102213524 in words is "one hundred two million, two hundred thirteen thousand, five hundred twenty-four".