2321213223430 has 16 divisors (see below), whose sum is σ = 4187877971904. Its totient is φ = 926331029440.

The previous prime is 2321213223421. The next prime is 2321213223463. The reversal of 2321213223430 is 343223121232.

It is a super-2 number, since 2×2321213223430² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 269277967 + ... + 269286586.

It is an arithmetic number, because the mean of its divisors is an integer number (261742373244).

Almost surely, 2^{2321213223430} is an apocalyptic number.

2321213223430 is a deficient number, since it is larger than the sum of its proper divisors (1866664748474).

2321213223430 is a wasteful number, since it uses less digits than its factorization.

2321213223430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538564991.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 2321213223430 its reverse (343223121232), we get a palindrome (2664436344662).

The spelling of 2321213223430 in words is "two trillion, three hundred twenty-one billion, two hundred thirteen million, two hundred twenty-three thousand, four hundred thirty".