1401111200343 has 4 divisors (see below), whose sum is σ = 1868148267128. Its totient is φ = 934074133560.

The previous prime is 1401111200273. The next prime is 1401111200347. The reversal of 1401111200343 is 3430021111041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1401111200343 - 2²⁶ = 1401044091479 is a prime.

It is a super-2 number, since 2×1401111200343² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401111200347) 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 3 ways as a sum of consecutive naturals, for example, 233518533388 + ... + 233518533393.

It is an arithmetic number, because the mean of its divisors is an integer number (467037066782).

Almost surely, 2^{1401111200343} is an apocalyptic number.

1401111200343 is a deficient number, since it is larger than the sum of its proper divisors (467037066785).

1401111200343 is an equidigital number, since it uses as much as digits as its factorization.

1401111200343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467037066784.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1401111200343 its reverse (3430021111041), we get a palindrome (4831132311384).

The spelling of 1401111200343 in words is "one trillion, four hundred one billion, one hundred eleven million, two hundred thousand, three hundred forty-three".