2421034220145 has 32 divisors (see below), whose sum is σ = 3884987221632. Its totient is φ = 1287442455552.

The previous prime is 2421034220107. The next prime is 2421034220153. The reversal of 2421034220145 is 5410224301242.

It is a happy number.

2421034220145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2421034220145 - 2²⁶ = 2420967111281 is a prime.

It is a super-2 number, since 2×2421034220145² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23856802 + ... + 23958068.

It is an arithmetic number, because the mean of its divisors is an integer number (121405850676).

Almost surely, 2^{2421034220145} is an apocalyptic number.

It is an amenable number.

2421034220145 is a deficient number, since it is larger than the sum of its proper divisors (1463953001487).

2421034220145 is a wasteful number, since it uses less digits than its factorization.

2421034220145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105921.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 2421034220145 its reverse (5410224301242), we get a palindrome (7831258521387).

The spelling of 2421034220145 in words is "two trillion, four hundred twenty-one billion, thirty-four million, two hundred twenty thousand, one hundred forty-five".