2113420221332 has 96 divisors (see below), whose sum is σ = 4462899840000. Its totient is φ = 855462021120.

The previous prime is 2113420221323. The next prime is 2113420221371. The reversal of 2113420221332 is 2331220243112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 365704019 + ... + 365709797.

It is an arithmetic number, because the mean of its divisors is an integer number (46488540000).

Almost surely, 2^{2113420221332} 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 2113420221332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2231449920000).

2113420221332 is an abundant number, since it is smaller than the sum of its proper divisors (2349479618668).

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

2113420221332 is a wasteful number, since it uses less digits than its factorization.

2113420221332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7789 (or 7787 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 2113420221332 its reverse (2331220243112), we get a palindrome (4444640464444).

The spelling of 2113420221332 in words is "two trillion, one hundred thirteen billion, four hundred twenty million, two hundred twenty-one thousand, three hundred thirty-two".