1203311303122 has 32 divisors (see below), whose sum is σ = 1825279904448. Its totient is φ = 594911579136.

The previous prime is 1203311303087. The next prime is 1203311303137. The reversal of 1203311303122 is 2213031133021.

It is a junction number, because it is equal to n+sod(n) for n = 1203311303093 and 1203311303102.

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 15 ways as a sum of consecutive naturals, for example, 300600373 + ... + 300604375.

It is an arithmetic number, because the mean of its divisors is an integer number (57039997014).

Almost surely, 2^{1203311303122} is an apocalyptic number.

1203311303122 is a deficient number, since it is larger than the sum of its proper divisors (621968601326).

1203311303122 is a wasteful number, since it uses less digits than its factorization.

1203311303122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6954.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1203311303122 its reverse (2213031133021), we get a palindrome (3416342436143).

The spelling of 1203311303122 in words is "one trillion, two hundred three billion, three hundred eleven million, three hundred three thousand, one hundred twenty-two".