103156215132 has 12 divisors (see below), whose sum is σ = 240697835336. Its totient is φ = 34385405040.

The previous prime is 103156215109. The next prime is 103156215161. The reversal of 103156215132 is 231512651301.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 103156215132.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 4298175619 + ... + 4298175642.

Almost surely, 2^103156215132 is an apocalyptic number.

103156215132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103156215132 is an abundant number, since it is smaller than the sum of its proper divisors (137541620204).

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

103156215132 is a wasteful number, since it uses less digits than its factorization.

103156215132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8596351268 (or 8596351266 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 103156215132 its reverse (231512651301), we get a palindrome (334668866433).

The spelling of 103156215132 in words is "one hundred three billion, one hundred fifty-six million, two hundred fifteen thousand, one hundred thirty-two".