4221155012425 has 96 divisors (see below), whose sum is σ = 6112180795392. Its totient is φ = 2863488430080.

The previous prime is 4221155012407. The next prime is 4221155012443. The reversal of 4221155012425 is 5242105511224.

It is an interprime number because it is at equal distance from previous prime (4221155012407) and next prime (4221155012443).

It is not a de Polignac number, because 4221155012425 - 2¹³ = 4221155004233 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 95278579 + ... + 95322871.

It is an arithmetic number, because the mean of its divisors is an integer number (63668549952).

Almost surely, 2^{4221155012425} is an apocalyptic number.

It is an amenable number.

4221155012425 is a deficient number, since it is larger than the sum of its proper divisors (1891025782967).

4221155012425 is a wasteful number, since it uses less digits than its factorization.

4221155012425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44747 (or 44742 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 34.

The spelling of 4221155012425 in words is "four trillion, two hundred twenty-one billion, one hundred fifty-five million, twelve thousand, four hundred twenty-five".