2120004440423 has 8 divisors (see below), whose sum is σ = 2120719859136. Its totient is φ = 2119289132800.

The previous prime is 2120004440417. The next prime is 2120004440467. The reversal of 2120004440423 is 3240444000212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2120004440423 - 2⁸ = 2120004440167 is a prime.

It is a super-3 number, since 3×2120004440423³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2120004440392 and 2120004440401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120004440413) 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, 55303103 + ... + 55341423.

It is an arithmetic number, because the mean of its divisors is an integer number (265089982392).

Almost surely, 2^{2120004440423} is an apocalyptic number.

2120004440423 is a deficient number, since it is larger than the sum of its proper divisors (715418713).

2120004440423 is a wasteful number, since it uses less digits than its factorization.

2120004440423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55545.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 2120004440423 its reverse (3240444000212), we get a palindrome (5360448440635).

The spelling of 2120004440423 in words is "two trillion, one hundred twenty billion, four million, four hundred forty thousand, four hundred twenty-three".