2421420122 has 16 divisors (see below), whose sum is σ = 3963455712. Its totient is φ = 1100331120.

The previous prime is 2421420103. The next prime is 2421420217. The reversal of 2421420122 is 2210241242.

It is a junction number, because it is equal to n+sod(n) for n = 2421420094 and 2421420103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74573 + ... + 101999.

It is an arithmetic number, because the mean of its divisors is an integer number (247715982).

Almost surely, 2^2421420122 is an apocalyptic number.

2421420122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2421420122 is a deficient number, since it is larger than the sum of its proper divisors (1542035590).

2421420122 is a wasteful number, since it uses less digits than its factorization.

2421420122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31453.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2421420122 is about 49207.9274304456. The cubic root of 2421420122 is about 1342.8372573776.

Adding to 2421420122 its reverse (2210241242), we get a palindrome (4631661364).

The spelling of 2421420122 in words is "two billion, four hundred twenty-one million, four hundred twenty thousand, one hundred twenty-two".