2112130442422 has 128 divisors (see below), whose sum is σ = 4330023505920. Its totient is φ = 746020851840.

The previous prime is 2112130442353. The next prime is 2112130442431. The reversal of 2112130442422 is 2242440312112.

It is a super-2 number, since 2×2112130442422² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 132638553 + ... + 132654475.

It is an arithmetic number, because the mean of its divisors is an integer number (33828308640).

Almost surely, 2^{2112130442422} is an apocalyptic number.

2112130442422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2112130442422 is an abundant number, since it is smaller than the sum of its proper divisors (2217893063498).

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

2112130442422 is a wasteful number, since it uses less digits than its factorization.

2112130442422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17138.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 2112130442422 its reverse (2242440312112), we get a palindrome (4354570754534).

It can be divided in two parts, 2112130 and 442422, that added together give a palindrome (2554552).

The spelling of 2112130442422 in words is "two trillion, one hundred twelve billion, one hundred thirty million, four hundred forty-two thousand, four hundred twenty-two".