1311000201402 has 32 divisors (see below), whose sum is σ = 2777932003392. Its totient is φ = 411042879744.

The previous prime is 1311000201383. The next prime is 1311000201409. The reversal of 1311000201402 is 2041020001131.

It is not an unprimeable number, because it can be changed into a prime (1311000201409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3758788 + ... + 4092735.

It is an arithmetic number, because the mean of its divisors is an integer number (86810375106).

Almost surely, 2^{1311000201402} is an apocalyptic number.

1311000201402 is an abundant number, since it is smaller than the sum of its proper divisors (1466931801990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311000201402 is a wasteful number, since it uses less digits than its factorization.

1311000201402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7853182.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1311000201402 its reverse (2041020001131), we get a palindrome (3352020202533).

The spelling of 1311000201402 in words is "one trillion, three hundred eleven billion, two hundred one thousand, four hundred two".