4021211443422 has 16 divisors (see below), whose sum is σ = 8044024066560. Its totient is φ = 1340136951192.

The previous prime is 4021211443399. The next prime is 4021211443423. The reversal of 4021211443422 is 2243441121204.

It is a self number, because there is not a number n which added to its sum of digits gives 4021211443422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021211443423) by changing a digit.

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, 66683172 + ... + 66743447.

It is an arithmetic number, because the mean of its divisors is an integer number (502751504160).

Almost surely, 2^{4021211443422} is an apocalyptic number.

4021211443422 is an abundant number, since it is smaller than the sum of its proper divisors (4022812623138).

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

4021211443422 is a wasteful number, since it uses less digits than its factorization.

4021211443422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133431647.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 4021211443422 its reverse (2243441121204), we get a palindrome (6264652564626).

The spelling of 4021211443422 in words is "four trillion, twenty-one billion, two hundred eleven million, four hundred forty-three thousand, four hundred twenty-two".