1421400400022 has 32 divisors (see below), whose sum is σ = 2178527232000. Its totient is φ = 695349943200.

The previous prime is 1421400399989. The next prime is 1421400400027. The reversal of 1421400400022 is 2200040041241.

It is a junction number, because it is equal to n+sod(n) for n = 1421400399967 and 1421400400003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421400400027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147581147 + ... + 147590777.

It is an arithmetic number, because the mean of its divisors is an integer number (68078976000).

Almost surely, 2^{1421400400022} is an apocalyptic number.

1421400400022 is a deficient number, since it is larger than the sum of its proper divisors (757126831978).

1421400400022 is a wasteful number, since it uses less digits than its factorization.

1421400400022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15972.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 1421400400022 its reverse (2200040041241), we get a palindrome (3621440441263).

The spelling of 1421400400022 in words is "one trillion, four hundred twenty-one billion, four hundred million, four hundred thousand, twenty-two".