5425421121012 has 12 divisors (see below), whose sum is σ = 12659315949056. Its totient is φ = 1808473707000.

The previous prime is 5425421120989. The next prime is 5425421121013. The reversal of 5425421121012 is 2101211245245.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5425421121013) 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, 226059213364 + ... + 226059213387.

Almost surely, 2^{5425421121012} is an apocalyptic number.

It is an amenable number.

5425421121012 is an abundant number, since it is smaller than the sum of its proper divisors (7233894828044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5425421121012 is a wasteful number, since it uses less digits than its factorization.

5425421121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452118426758 (or 452118426756 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 5425421121012 its reverse (2101211245245), we get a palindrome (7526632366257).

The spelling of 5425421121012 in words is "five trillion, four hundred twenty-five billion, four hundred twenty-one million, one hundred twenty-one thousand, twelve".