2122111224040 has 32 divisors (see below), whose sum is σ = 4774888764360. Its totient is φ = 848819865600.

The previous prime is 2122111224007. The next prime is 2122111224041. The reversal of 2122111224040 is 404221112212.

It can be written as a sum of positive squares in 4 ways, for example, as 1657671700036 + 464439524004 = 1287506^2 + 681498^2 .

It is not an unprimeable number, because it can be changed into a prime (2122111224041) 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 7 ways as a sum of consecutive naturals, for example, 659380 + ... + 2163100.

Almost surely, 2^{2122111224040} is an apocalyptic number.

2122111224040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122111224040 is an abundant number, since it is smaller than the sum of its proper divisors (2652777540320).

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

2122111224040 is a wasteful number, since it uses less digits than its factorization.

2122111224040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1539013 (or 1539009 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 2122111224040 its reverse (404221112212), we get a palindrome (2526332336252).

The spelling of 2122111224040 in words is "two trillion, one hundred twenty-two billion, one hundred eleven million, two hundred twenty-four thousand, forty".