2421601123 has 8 divisors (see below), whose sum is σ = 2572811280. Its totient is φ = 2274904800.

The previous prime is 2421601099. The next prime is 2421601139. The reversal of 2421601123 is 3211061242.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2421601123 is a prime.

It is a super-2 number, since 2×2421601123² = 11728303997829722258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2421601094 and 2421601103.

It is not an unprimeable number, because it can be changed into a prime (2421601153) 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, 1127353 + ... + 1129498.

It is an arithmetic number, because the mean of its divisors is an integer number (321601410).

Almost surely, 2^2421601123 is an apocalyptic number.

2421601123 is a deficient number, since it is larger than the sum of its proper divisors (151210157).

2421601123 is a wasteful number, since it uses less digits than its factorization.

2421601123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256917.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2421601123 is about 49209.7665407996. The cubic root of 2421601123 is about 1342.8707155438.

Adding to 2421601123 its reverse (3211061242), we get a palindrome (5632662365).

The spelling of 2421601123 in words is "two billion, four hundred twenty-one million, six hundred one thousand, one hundred twenty-three".