1402013343121 has 4 divisors (see below), whose sum is σ = 1425776281200. Its totient is φ = 1378250405044.

The previous prime is 1402013343053. The next prime is 1402013343149. The reversal of 1402013343121 is 1213433102041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1402013343121 - 2¹³ = 1402013334929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1402013346121) 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, 11881468951 + ... + 11881469068.

It is an arithmetic number, because the mean of its divisors is an integer number (356444070300).

Almost surely, 2^{1402013343121} is an apocalyptic number.

It is an amenable number.

1402013343121 is a deficient number, since it is larger than the sum of its proper divisors (23762938079).

1402013343121 is an equidigital number, since it uses as much as digits as its factorization.

1402013343121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23762938078.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1402013343121 its reverse (1213433102041), we get a palindrome (2615446445162).

The spelling of 1402013343121 in words is "one trillion, four hundred two billion, thirteen million, three hundred forty-three thousand, one hundred twenty-one".