21430226051314 has 4 divisors (see below), whose sum is σ = 32145339076974. Its totient is φ = 10715113025656.

The previous prime is 21430226051291. The next prime is 21430226051359. The reversal of 21430226051314 is 41315062203412.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21242576807089 + 187649244225 = 4608967^2 + 433185^2 .

It is a super-2 number, since 2×21430226051314² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21430226051314.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5357556512827 + ... + 5357556512830.

Almost surely, 2^{21430226051314} is an apocalyptic number.

21430226051314 is a deficient number, since it is larger than the sum of its proper divisors (10715113025660).

21430226051314 is a wasteful number, since it uses less digits than its factorization.

21430226051314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10715113025659.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 21430226051314 its reverse (41315062203412), we get a palindrome (62745288254726).

The spelling of 21430226051314 in words is "twenty-one trillion, four hundred thirty billion, two hundred twenty-six million, fifty-one thousand, three hundred fourteen".