2113021222032 has 160 divisors (see below), whose sum is σ = 6362478989568. Its totient is φ = 591739619328.

The previous prime is 2113021222031. The next prime is 2113021222043. The reversal of 2113021222032 is 2302221203112.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2113021222031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17980938 + ... + 18098070.

Almost surely, 2^{2113021222032} 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 2113021222032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3181239494784).

2113021222032 is an abundant number, since it is smaller than the sum of its proper divisors (4249457767536).

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

2113021222032 is a wasteful number, since it uses less digits than its factorization.

2113021222032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118217 (or 118211 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2113021222032 its reverse (2302221203112), we get a palindrome (4415242425144).

The spelling of 2113021222032 in words is "two trillion, one hundred thirteen billion, twenty-one million, two hundred twenty-two thousand, thirty-two".