2420422412121 has 16 divisors (see below), whose sum is σ = 4098069692800. Its totient is φ = 1383098521104.

The previous prime is 2420422412063. The next prime is 2420422412159. The reversal of 2420422412121 is 1212142240242.

2420422412121 is a `hidden beast` number, since 2 + 4 + 20 + 422 + 4 + 1 + 212 + 1 = 666.

It is not a de Polignac number, because 2420422412121 - 2¹¹ = 2420422410073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2420422412521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6403233706 + ... + 6403234083.

It is an arithmetic number, because the mean of its divisors is an integer number (256129355800).

Almost surely, 2^{2420422412121} is an apocalyptic number.

2420422412121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2420422412121 is a deficient number, since it is larger than the sum of its proper divisors (1677647280679).

2420422412121 is a wasteful number, since it uses less digits than its factorization.

2420422412121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12806467805 (or 12806467799 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 2420422412121 its reverse (1212142240242), we get a palindrome (3632564652363).

The spelling of 2420422412121 in words is "two trillion, four hundred twenty billion, four hundred twenty-two million, four hundred twelve thousand, one hundred twenty-one".