103425012421 has 16 divisors (see below), whose sum is σ = 107207343936. Its totient is φ = 99707602176.

The previous prime is 103425012391. The next prime is 103425012497. The reversal of 103425012421 is 124210524301.

It is a cyclic number.

It is not a de Polignac number, because 103425012421 - 2¹¹ = 103425010373 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 (103425019421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3887661 + ... + 3914173.

It is an arithmetic number, because the mean of its divisors is an integer number (6700458996).

Almost surely, 2^103425012421 is an apocalyptic number.

It is an amenable number.

103425012421 is a deficient number, since it is larger than the sum of its proper divisors (3782331515).

103425012421 is a wasteful number, since it uses less digits than its factorization.

103425012421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27732.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 103425012421 its reverse (124210524301), we get a palindrome (227635536722).

The spelling of 103425012421 in words is "one hundred three billion, four hundred twenty-five million, twelve thousand, four hundred twenty-one".