1202103031124 has 6 divisors (see below), whose sum is σ = 2103680304474. Its totient is φ = 601051515560.

The previous prime is 1202103031091. The next prime is 1202103031147. The reversal of 1202103031124 is 4211303012021.

It can be written as a sum of positive squares in only one way, i.e., 862517123524 + 339585907600 = 928718^2 + 582740^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1202103031096 and 1202103031105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150262878887 + ... + 150262878894.

It is an arithmetic number, because the mean of its divisors is an integer number (350613384079).

Almost surely, 2^{1202103031124} is an apocalyptic number.

It is an amenable number.

1202103031124 is a deficient number, since it is larger than the sum of its proper divisors (901577273350).

1202103031124 is a wasteful number, since it uses less digits than its factorization.

1202103031124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300525757785 (or 300525757783 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1202103031124 its reverse (4211303012021), we get a palindrome (5413406043145).

The spelling of 1202103031124 in words is "one trillion, two hundred two billion, one hundred three million, thirty-one thousand, one hundred twenty-four".