2124220420004 has 24 divisors (see below), whose sum is σ = 3764537548800. Its totient is φ = 1048638951360.

The previous prime is 2124220419977. The next prime is 2124220420009. The reversal of 2124220420004 is 4000240224212.

It is a super-3 number, since 3×2124220420004³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2124220420009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18932189 + ... + 19044059.

It is an arithmetic number, because the mean of its divisors is an integer number (156855731200).

Almost surely, 2^{2124220420004} is an apocalyptic number.

It is an amenable number.

2124220420004 is a deficient number, since it is larger than the sum of its proper divisors (1640317128796).

2124220420004 is a wasteful number, since it uses less digits than its factorization.

2124220420004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172043 (or 172041 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 2124220420004 its reverse (4000240224212), we get a palindrome (6124460644216).

The spelling of 2124220420004 in words is "two trillion, one hundred twenty-four billion, two hundred twenty million, four hundred twenty thousand, four".