102315001220132 has 12 divisors (see below), whose sum is σ = 179078913427596. Its totient is φ = 51149597383680.

The previous prime is 102315001220099. The next prime is 102315001220141. The reversal of 102315001220132 is 231022100513201.

It can be written as a sum of positive squares in 2 ways, for example, as 38016670366756 + 64298330853376 = 6165766^2 + 8018624^2 .

It is a super-2 number, since 2×102315001220132² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102315001220098 and 102315001220107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1975777469 + ... + 1975829252.

It is an arithmetic number, because the mean of its divisors is an integer number (14923242785633).

Almost surely, 2^{102315001220132} is an apocalyptic number.

It is an amenable number.

102315001220132 is a deficient number, since it is larger than the sum of its proper divisors (76763912207464).

102315001220132 is a wasteful number, since it uses less digits than its factorization.

102315001220132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3951613198 (or 3951613196 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 102315001220132 its reverse (231022100513201), we get a palindrome (333337101733333).

The spelling of 102315001220132 in words is "one hundred two trillion, three hundred fifteen billion, one million, two hundred twenty thousand, one hundred thirty-two".