1420213222232 has 128 divisors (see below), whose sum is σ = 3229247347200. Its totient is φ = 572006458368.

The previous prime is 1420213222201. The next prime is 1420213222237. The reversal of 1420213222232 is 2322223120241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420213222237) 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 31 ways as a sum of consecutive naturals, for example, 84112463 + ... + 84129345.

It is an arithmetic number, because the mean of its divisors is an integer number (25228494900).

Almost surely, 2^{1420213222232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1420213222232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1614623673600).

1420213222232 is an abundant number, since it is smaller than the sum of its proper divisors (1809034124968).

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

1420213222232 is a wasteful number, since it uses less digits than its factorization.

1420213222232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17545 (or 17541 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1420213222232 its reverse (2322223120241), we get a palindrome (3742436342473).

The spelling of 1420213222232 in words is "one trillion, four hundred twenty billion, two hundred thirteen million, two hundred twenty-two thousand, two hundred thirty-two".