102101648 has 40 divisors (see below), whose sum is σ = 221652480. Its totient is φ = 45152640.

The previous prime is 102101641. The next prime is 102101723. The reversal of 102101648 is 846101201.

It is not an unprimeable number, because it can be changed into a prime (102101641) 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, 1328 + ... + 14351.

It is an arithmetic number, because the mean of its divisors is an integer number (5541312).

Almost surely, 2^102101648 is an apocalyptic number.

It is an amenable number.

102101648 is an abundant number, since it is smaller than the sum of its proper divisors (119550832).

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

102101648 is a wasteful number, since it uses less digits than its factorization.

102101648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15735 (or 15729 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 102101648 is about 10104.5360111190. The cubic root of 102101648 is about 467.3880281274.

Adding to 102101648 its reverse (846101201), we get a palindrome (948202849).

The spelling of 102101648 in words is "one hundred two million, one hundred one thousand, six hundred forty-eight".