1203013013331 has 16 divisors (see below), whose sum is σ = 1614070311840. Its totient is φ = 796986685440.

The previous prime is 1203013013299. The next prime is 1203013013339. The reversal of 1203013013331 is 1333103103021.

It is not a de Polignac number, because 1203013013331 - 2⁵ = 1203013013299 is a prime.

It is a super-2 number, since 2×1203013013331² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1203013013298 and 1203013013307.

It is not an unprimeable number, because it can be changed into a prime (1203013013339) by changing a digit.

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, 513651 + ... + 1633971.

It is an arithmetic number, because the mean of its divisors is an integer number (100879394490).

Almost surely, 2^{1203013013331} is an apocalyptic number.

1203013013331 is a deficient number, since it is larger than the sum of its proper divisors (411057298509).

1203013013331 is a wasteful number, since it uses less digits than its factorization.

1203013013331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122566.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 1203013013331 its reverse (1333103103021), we get a palindrome (2536116116352).

The spelling of 1203013013331 in words is "one trillion, two hundred three billion, thirteen million, thirteen thousand, three hundred thirty-one".