2425124141221 has 4 divisors (see below), whose sum is σ = 2425143765952. Its totient is φ = 2425104516492.

The previous prime is 2425124141213. The next prime is 2425124141269. The reversal of 2425124141221 is 1221414215242.

It is a happy number.

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 2425124141221 - 2³ = 2425124141213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2425124141291) 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 3 ways as a sum of consecutive naturals, for example, 9625821 + ... + 9874546.

It is an arithmetic number, because the mean of its divisors is an integer number (606285941488).

Almost surely, 2^{2425124141221} is an apocalyptic number.

It is an amenable number.

2425124141221 is a deficient number, since it is larger than the sum of its proper divisors (19624731).

2425124141221 is a wasteful number, since it uses less digits than its factorization.

2425124141221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19624730.

The product of its digits is 10240, while the sum is 31.

Adding to 2425124141221 its reverse (1221414215242), we get a palindrome (3646538356463).

The spelling of 2425124141221 in words is "two trillion, four hundred twenty-five billion, one hundred twenty-four million, one hundred forty-one thousand, two hundred twenty-one".