21413230425430 has 32 divisors (see below), whose sum is σ = 38936442186720. Its totient is φ = 8478089587200.

The previous prime is 21413230425401. The next prime is 21413230425451. The reversal of 21413230425430 is 3452403231412.

It is a super-2 number, since 2×21413230425430² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579022 + ... + 6569758.

It is an arithmetic number, because the mean of its divisors is an integer number (1216763818335).

Almost surely, 2^{21413230425430} is an apocalyptic number.

21413230425430 is a deficient number, since it is larger than the sum of its proper divisors (17523211761290).

21413230425430 is a wasteful number, since it uses less digits than its factorization.

21413230425430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5994384.

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 21413230425430 its reverse (3452403231412), we get a palindrome (24865633656842).

The spelling of 21413230425430 in words is "twenty-one trillion, four hundred thirteen billion, two hundred thirty million, four hundred twenty-five thousand, four hundred thirty".