1313211201043 has 32 divisors (see below), whose sum is σ = 1546479672192. Its totient is φ = 1091912140800.

The previous prime is 1313211201041. The next prime is 1313211201061. The reversal of 1313211201043 is 3401021123131.

It is a cyclic number.

It is not a de Polignac number, because 1313211201043 - 2¹ = 1313211201041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1313211201041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11560603 + ... + 11673643.

It is an arithmetic number, because the mean of its divisors is an integer number (48327489756).

Almost surely, 2^{1313211201043} is an apocalyptic number.

1313211201043 is a deficient number, since it is larger than the sum of its proper divisors (233268471149).

1313211201043 is a wasteful number, since it uses less digits than its factorization.

1313211201043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113455.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1313211201043 its reverse (3401021123131), we get a palindrome (4714232324174).

The spelling of 1313211201043 in words is "one trillion, three hundred thirteen billion, two hundred eleven million, two hundred one thousand, forty-three".