2120310424042 has 8 divisors (see below), whose sum is σ = 3180488565600. Its totient is φ = 1060147568844.

The previous prime is 2120310423971. The next prime is 2120310424049. The reversal of 2120310424042 is 2404240130212.

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

It is a junction number, because it is equal to n+sod(n) for n = 2120310423998 and 2120310424016.

It is not an unprimeable number, because it can be changed into a prime (2120310424049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3468292 + ... + 4033567.

It is an arithmetic number, because the mean of its divisors is an integer number (397561070700).

Almost surely, 2^{2120310424042} is an apocalyptic number.

2120310424042 is a deficient number, since it is larger than the sum of its proper divisors (1060178141558).

2120310424042 is a wasteful number, since it uses less digits than its factorization.

2120310424042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7643180.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 2120310424042 its reverse (2404240130212), we get a palindrome (4524550554254).

The spelling of 2120310424042 in words is "two trillion, one hundred twenty billion, three hundred ten million, four hundred twenty-four thousand, forty-two".