2420021112122 has 8 divisors (see below), whose sum is σ = 3843562942836. Its totient is φ = 1138833464512.

The previous prime is 2420021112077. The next prime is 2420021112133. The reversal of 2420021112122 is 2212111200242.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2388659889841 + 31361222281 = 1545529^2 + 177091^2 .

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 = 2420021112094 and 2420021112103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35588545733 + ... + 35588545800.

Almost surely, 2^{2420021112122} is an apocalyptic number.

2420021112122 is a deficient number, since it is larger than the sum of its proper divisors (1423541830714).

2420021112122 is a wasteful number, since it uses less digits than its factorization.

2420021112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71177091552.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2420021112122 its reverse (2212111200242), we get a palindrome (4632132312364).

The spelling of 2420021112122 in words is "two trillion, four hundred twenty billion, twenty-one million, one hundred twelve thousand, one hundred twenty-two".