2421033121 has 16 divisors (see below), whose sum is σ = 2819384064. Its totient is φ = 2058580224.

The previous prime is 2421033119. The next prime is 2421033137. The reversal of 2421033121 is 1213301242.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2421033121 - 2¹ = 2421033119 is a prime.

It is a super-2 number, since 2×2421033121² = 11722802745958001282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421033161) 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, 106155 + ... + 126928.

It is an arithmetic number, because the mean of its divisors is an integer number (176211504).

Almost surely, 2^2421033121 is an apocalyptic number.

It is an amenable number.

2421033121 is a deficient number, since it is larger than the sum of its proper divisors (398350943).

2421033121 is a wasteful number, since it uses less digits than its factorization.

2421033121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233160.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2421033121 is about 49203.9949699209. The cubic root of 2421033121 is about 1342.7657143679.

Adding to 2421033121 its reverse (1213301242), we get a palindrome (3634334363).

The spelling of 2421033121 in words is "two billion, four hundred twenty-one million, thirty-three thousand, one hundred twenty-one".