1401400323222 has 8 divisors (see below), whose sum is σ = 2802800646456. Its totient is φ = 467133441072.

The previous prime is 1401400323179. The next prime is 1401400323229. The reversal of 1401400323222 is 2223230041041.

It is a happy number.

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

1401400323222 is an admirable number.

It is a super-2 number, since 2×1401400323222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1401400323192 and 1401400323201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401400323229) by changing a digit.

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, 116783360263 + ... + 116783360274.

It is an arithmetic number, because the mean of its divisors is an integer number (350350080807).

Almost surely, 2^{1401400323222} is an apocalyptic number.

1401400323222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401400323222 is a wasteful number, since it uses less digits than its factorization.

1401400323222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233566720542.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1401400323222 its reverse (2223230041041), we get a palindrome (3624630364263).

The spelling of 1401400323222 in words is "one trillion, four hundred one billion, four hundred million, three hundred twenty-three thousand, two hundred twenty-two".