1314200542421 has 4 divisors (see below), whose sum is σ = 1415292891852. Its totient is φ = 1213108192992.

The previous prime is 1314200542411. The next prime is 1314200542429. The reversal of 1314200542421 is 1242450024131.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 273412906321 + 1040787636100 = 522889^2 + 1020190^2 .

It is a cyclic number.

It is not a de Polignac number, because 1314200542421 - 2⁶ = 1314200542357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1314200542429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50546174696 + ... + 50546174721.

It is an arithmetic number, because the mean of its divisors is an integer number (353823222963).

Almost surely, 2^{1314200542421} is an apocalyptic number.

It is an amenable number.

1314200542421 is a deficient number, since it is larger than the sum of its proper divisors (101092349431).

1314200542421 is a wasteful number, since it uses less digits than its factorization.

1314200542421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101092349430.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 1314200542421 its reverse (1242450024131), we get a palindrome (2556650566552).

The spelling of 1314200542421 in words is "one trillion, three hundred fourteen billion, two hundred million, five hundred forty-two thousand, four hundred twenty-one".