103144656251012 has 24 divisors (see below), whose sum is σ = 181547764024536. Its totient is φ = 51273870618368.

The previous prime is 103144656251003. The next prime is 103144656251017. The reversal of 103144656251012 is 210152656441301.

It can be written as a sum of positive squares in 4 ways, for example, as 88906531308676 + 14238124942336 = 9429026^2 + 3773344^2 .

It is a super-2 number, since 2×103144656251012² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103144656251017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121533128 + ... + 122378880.

It is an arithmetic number, because the mean of its divisors is an integer number (7564490167689).

Almost surely, 2^{103144656251012} is an apocalyptic number.

It is an amenable number.

103144656251012 is a deficient number, since it is larger than the sum of its proper divisors (78403107773524).

103144656251012 is a wasteful number, since it uses less digits than its factorization.

103144656251012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022167 (or 1022165 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 103144656251012 in words is "one hundred three trillion, one hundred forty-four billion, six hundred fifty-six million, two hundred fifty-one thousand, twelve".