1401243412222 has 4 divisors (see below), whose sum is σ = 2101865118336. Its totient is φ = 700621706110.

The previous prime is 1401243412189. The next prime is 1401243412259. The reversal of 1401243412222 is 2222143421041.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350310853054 + ... + 350310853057.

It is an arithmetic number, because the mean of its divisors is an integer number (525466279584).

Almost surely, 2^{1401243412222} is an apocalyptic number.

1401243412222 is a deficient number, since it is larger than the sum of its proper divisors (700621706114).

1401243412222 is an equidigital number, since it uses as much as digits as its factorization.

1401243412222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700621706113.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1401243412222 its reverse (2222143421041), we get a palindrome (3623386833263).

The spelling of 1401243412222 in words is "one trillion, four hundred one billion, two hundred forty-three million, four hundred twelve thousand, two hundred twenty-two".