102123332 has 6 divisors (see below), whose sum is σ = 178715838. Its totient is φ = 51061664.

The previous prime is 102123257. The next prime is 102123337. The reversal of 102123332 is 233321201.

It can be written as a sum of positive squares in only one way, i.e., 100922116 + 1201216 = 10046^2 + 1096^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102123332.

It is not an unprimeable number, because it can be changed into a prime (102123337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12765413 + ... + 12765420.

It is an arithmetic number, because the mean of its divisors is an integer number (29785973).

Almost surely, 2^102123332 is an apocalyptic number.

It is an amenable number.

102123332 is a deficient number, since it is larger than the sum of its proper divisors (76592506).

102123332 is a wasteful number, since it uses less digits than its factorization.

102123332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25530837 (or 25530835 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 102123332 is about 10105.6089376148. The cubic root of 102123332 is about 467.4211132108.

Adding to 102123332 its reverse (233321201), we get a palindrome (335444533).

The spelling of 102123332 in words is "one hundred two million, one hundred twenty-three thousand, three hundred thirty-two".