1203301111312 has 40 divisors (see below), whose sum is σ = 2367635807096. Its totient is φ = 592362602496.

The previous prime is 1203301111297. The next prime is 1203301111319. The reversal of 1203301111312 is 2131111033021.

It can be written as a sum of positive squares in 4 ways, for example, as 24287352336 + 1179013758976 = 155844^2 + 1085824^2 .

It is a super-2 number, since 2×1203301111312² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1203301111312.

It is not an unprimeable number, because it can be changed into a prime (1203301111319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1709073 + ... + 2308144.

Almost surely, 2^{1203301111312} is an apocalyptic number.

It is an amenable number.

1203301111312 is a deficient number, since it is larger than the sum of its proper divisors (1164334695784).

1203301111312 is a wasteful number, since it uses less digits than its factorization.

1203301111312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4017515 (or 4017509 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1203301111312 its reverse (2131111033021), we get a palindrome (3334412144333).

The spelling of 1203301111312 in words is "one trillion, two hundred three billion, three hundred one million, one hundred eleven thousand, three hundred twelve".