102213048 has 32 divisors (see below), whose sum is σ = 292037760. Its totient is φ = 29203680.

The previous prime is 102213037. The next prime is 102213049. The reversal of 102213048 is 840312201.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102213049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304038 + ... + 304373.

It is an arithmetic number, because the mean of its divisors is an integer number (9126180).

Almost surely, 2^102213048 is an apocalyptic number.

It is an amenable number.

102213048 is an abundant number, since it is smaller than the sum of its proper divisors (189824712).

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

102213048 is a wasteful number, since it uses less digits than its factorization.

102213048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608427 (or 608423 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 102213048 is about 10110.0468841643. The cubic root of 102213048 is about 467.5579506265.

Adding to 102213048 its reverse (840312201), we get a palindrome (942525249).

The spelling of 102213048 in words is "one hundred two million, two hundred thirteen thousand, forty-eight".