1422404121121 has 8 divisors (see below), whose sum is σ = 1433075663880. Its totient is φ = 1411736767488.

The previous prime is 1422404121091. The next prime is 1422404121139. The reversal of 1422404121121 is 1211214042241.

It can be written as a sum of positive squares in 4 ways, for example, as 160576518400 + 1261827602721 = 400720^2 + 1123311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1422404121121 - 2¹³ = 1422404112929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422404121161) 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 7 ways as a sum of consecutive naturals, for example, 363976 + ... + 1725481.

It is an arithmetic number, because the mean of its divisors is an integer number (179134457985).

Almost surely, 2^{1422404121121} is an apocalyptic number.

It is an amenable number.

1422404121121 is a deficient number, since it is larger than the sum of its proper divisors (10671542759).

1422404121121 is a wasteful number, since it uses less digits than its factorization.

1422404121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094563.

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 1422404121121 its reverse (1211214042241), we get a palindrome (2633618163362).

The spelling of 1422404121121 in words is "one trillion, four hundred twenty-two billion, four hundred four million, one hundred twenty-one thousand, one hundred twenty-one".