2421023133403 has 8 divisors (see below), whose sum is σ = 2768129381600. Its totient is φ = 2074228335360.

The previous prime is 2421023133379. The next prime is 2421023133407. The reversal of 2421023133403 is 3043313201242.

It is a happy number.

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-2421023133403 is a prime.

It is a super-2 number, since 2×2421023133403² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421023133407) 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, 77845878 + ... + 77876971.

It is an arithmetic number, because the mean of its divisors is an integer number (346016172700).

Almost surely, 2^{2421023133403} is an apocalyptic number.

2421023133403 is a deficient number, since it is larger than the sum of its proper divisors (347106248197).

2421023133403 is a wasteful number, since it uses less digits than its factorization.

2421023133403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155725077.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 2421023133403 its reverse (3043313201242), we get a palindrome (5464336334645).

The spelling of 2421023133403 in words is "two trillion, four hundred twenty-one billion, twenty-three million, one hundred thirty-three thousand, four hundred three".