1214121431422 has 8 divisors (see below), whose sum is σ = 1823117518872. Its totient is φ = 606415591800.

The previous prime is 1214121431389. The next prime is 1214121431507. The reversal of 1214121431422 is 2241341214121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 322559604 + ... + 322563367.

It is an arithmetic number, because the mean of its divisors is an integer number (227889689859).

Almost surely, 2^{1214121431422} is an apocalyptic number.

1214121431422 is a deficient number, since it is larger than the sum of its proper divisors (608996087450).

1214121431422 is an equidigital number, since it uses as much as digits as its factorization.

1214121431422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645123914.

The product of its digits is 3072, while the sum is 28.

Adding to 1214121431422 its reverse (2241341214121), we get a palindrome (3455462645543).

The spelling of 1214121431422 in words is "one trillion, two hundred fourteen billion, one hundred twenty-one million, four hundred thirty-one thousand, four hundred twenty-two".