224113302021 has 32 divisors (see below), whose sum is σ = 365657483520. Its totient is φ = 119177220096.

The previous prime is 224113301999. The next prime is 224113302041. The reversal of 224113302021 is 120203311422.

It is not a de Polignac number, because 224113302021 - 2⁶ = 224113301957 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224113302041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3495016 + ... + 3558561.

It is an arithmetic number, because the mean of its divisors is an integer number (11426796360).

Almost surely, 2^224113302021 is an apocalyptic number.

224113302021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

224113302021 is a deficient number, since it is larger than the sum of its proper divisors (141544181499).

224113302021 is a wasteful number, since it uses less digits than its factorization.

224113302021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7053693.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 224113302021 its reverse (120203311422), we get a palindrome (344316613443).

The spelling of 224113302021 in words is "two hundred twenty-four billion, one hundred thirteen million, three hundred two thousand, twenty-one".