2112020132442 has 32 divisors (see below), whose sum is σ = 4608348111360. Its totient is φ = 639963852720.

The previous prime is 2112020132401. The next prime is 2112020132449. The reversal of 2112020132442 is 2442310202112.

It is not an unprimeable number, because it can be changed into a prime (2112020132449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41478 + ... + 2055665.

It is an arithmetic number, because the mean of its divisors is an integer number (144010878480).

Almost surely, 2^{2112020132442} is an apocalyptic number.

2112020132442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2112020132442 is an abundant number, since it is smaller than the sum of its proper divisors (2496327978918).

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

2112020132442 is a wasteful number, since it uses less digits than its factorization.

2112020132442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112418.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 2112020132442 its reverse (2442310202112), we get a palindrome (4554330334554).

The spelling of 2112020132442 in words is "two trillion, one hundred twelve billion, twenty million, one hundred thirty-two thousand, four hundred forty-two".