2142122212412 has 48 divisors (see below), whose sum is σ = 4633603595712. Its totient is φ = 843795878400.

The previous prime is 2142122212387. The next prime is 2142122212457.

2142122212412 is nontrivially palindromic in base 10.

It is a super-4 number, since 4×2142122212412⁴ (a number of 50 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 12543839 + ... + 12713462.

It is an arithmetic number, because the mean of its divisors is an integer number (96533408244).

Almost surely, 2^{2142122212412} is an apocalyptic number.

It is an amenable number.

2142122212412 is an abundant number, since it is smaller than the sum of its proper divisors (2491481383300).

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

2142122212412 is a wasteful number, since it uses less digits than its factorization.

2142122212412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25257558 (or 25257556 counting only the distinct ones).

The product of its digits is 2048, while the sum is 26.

The spelling of 2142122212412 in words is "two trillion, one hundred forty-two billion, one hundred twenty-two million, two hundred twelve thousand, four hundred twelve".