1321410001123 has 4 divisors (see below), whose sum is σ = 1321418031408. Its totient is φ = 1321401970840.

The previous prime is 1321410001117. The next prime is 1321410001183. The reversal of 1321410001123 is 3211000141231.

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

It is a cyclic number.

It is not a de Polignac number, because 1321410001123 - 2⁵ = 1321410001091 is a prime.

It is a super-2 number, since 2×1321410001123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1321410001123.

It is not an unprimeable number, because it can be changed into a prime (1321410001183) 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, 3763036 + ... + 4099177.

It is an arithmetic number, because the mean of its divisors is an integer number (330354507852).

Almost surely, 2^{1321410001123} is an apocalyptic number.

1321410001123 is a deficient number, since it is larger than the sum of its proper divisors (8030285).

1321410001123 is an equidigital number, since it uses as much as digits as its factorization.

1321410001123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8030284.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1321410001123 its reverse (3211000141231), we get a palindrome (4532410142354).

The spelling of 1321410001123 in words is "one trillion, three hundred twenty-one billion, four hundred ten million, one thousand, one hundred twenty-three".