102533020 has 12 divisors (see below), whose sum is σ = 215319384. Its totient is φ = 41013200.

The previous prime is 102532999. The next prime is 102533021. The reversal of 102533020 is 20335201.

It is a junction number, because it is equal to n+sod(n) for n = 102532985 and 102533003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102533021) 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, 2563306 + ... + 2563345.

It is an arithmetic number, because the mean of its divisors is an integer number (17943282).

Almost surely, 2^102533020 is an apocalyptic number.

102533020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102533020 is an abundant number, since it is smaller than the sum of its proper divisors (112786364).

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

102533020 is a wasteful number, since it uses less digits than its factorization.

102533020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5126660 (or 5126658 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 102533020 is about 10125.8589759092. The cubic root of 102533020 is about 468.0453300627.

Adding to 102533020 its reverse (20335201), we get a palindrome (122868221).

The spelling of 102533020 in words is "one hundred two million, five hundred thirty-three thousand, twenty".