1400211421422 has 16 divisors (see below), whose sum is σ = 3055006737792. Its totient is φ = 424306491320.

The previous prime is 1400211421409. The next prime is 1400211421463. The reversal of 1400211421422 is 2241241120041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1400211421392 and 1400211421401.

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, 10607662218 + ... + 10607662349.

It is an arithmetic number, because the mean of its divisors is an integer number (190937921112).

Almost surely, 2^{1400211421422} is an apocalyptic number.

1400211421422 is an abundant number, since it is smaller than the sum of its proper divisors (1654795316370).

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

1400211421422 is a wasteful number, since it uses less digits than its factorization.

1400211421422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21215324583.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1400211421422 its reverse (2241241120041), we get a palindrome (3641452541463).

The spelling of 1400211421422 in words is "one trillion, four hundred billion, two hundred eleven million, four hundred twenty-one thousand, four hundred twenty-two".