102302155332 has 72 divisors (see below), whose sum is σ = 288803651136. Its totient is φ = 31477582368.

The previous prime is 102302155303. The next prime is 102302155343. The reversal of 102302155332 is 233551203201.

It is a happy number.

102302155332 is a `hidden beast` number, since 10 + 2 + 302 + 15 + 5 + 332 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 102302155296 and 102302155305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4035408 + ... + 4060679.

Almost surely, 2^102302155332 is an apocalyptic number.

102302155332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102302155332 is an abundant number, since it is smaller than the sum of its proper divisors (186501495804).

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

102302155332 is a wasteful number, since it uses less digits than its factorization.

102302155332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8096119 (or 8096105 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 102302155332 its reverse (233551203201), we get a palindrome (335853358533).

The spelling of 102302155332 in words is "one hundred two billion, three hundred two million, one hundred fifty-five thousand, three hundred thirty-two".