1421253422001 has 48 divisors (see below), whose sum is σ = 2380183004160. Its totient is φ = 800389185120.

The previous prime is 1421253421963. The next prime is 1421253422023. The reversal of 1421253422001 is 1002243521241.

1421253422001 is a `hidden beast` number, since 1 + 421 + 2 + 5 + 34 + 2 + 200 + 1 = 666.

It is not a de Polignac number, because 1421253422001 - 2¹¹ = 1421253419953 is a prime.

It is a super-2 number, since 2×1421253422001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1421253422201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11474266 + ... + 11597468.

It is an arithmetic number, because the mean of its divisors is an integer number (49587145920).

Almost surely, 2^{1421253422001} is an apocalyptic number.

It is an amenable number.

1421253422001 is a deficient number, since it is larger than the sum of its proper divisors (958929582159).

1421253422001 is a wasteful number, since it uses less digits than its factorization.

1421253422001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125866 (or 125863 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 1421253422001 its reverse (1002243521241), we get a palindrome (2423496943242).

The spelling of 1421253422001 in words is "one trillion, four hundred twenty-one billion, two hundred fifty-three million, four hundred twenty-two thousand, one".