1400234031222 has 128 divisors (see below), whose sum is σ = 3178732515840. Its totient is φ = 408226728960.

The previous prime is 1400234031211. The next prime is 1400234031233. The reversal of 1400234031222 is 2221304320041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1400234031211) and next prime (1400234031233).

It is a junction number, because it is equal to n+sod(n) for n = 1400234031192 and 1400234031201.

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 63 ways as a sum of consecutive naturals, for example, 66607029 + ... + 66628047.

It is an arithmetic number, because the mean of its divisors is an integer number (24833847780).

Almost surely, 2^{1400234031222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400234031222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1589366257920).

1400234031222 is an abundant number, since it is smaller than the sum of its proper divisors (1778498484618).

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

1400234031222 is a wasteful number, since it uses less digits than its factorization.

1400234031222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21678.

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

Adding to 1400234031222 its reverse (2221304320041), we get a palindrome (3621538351263).

The spelling of 1400234031222 in words is "one trillion, four hundred billion, two hundred thirty-four million, thirty-one thousand, two hundred twenty-two".