20224013401 has 4 divisors (see below), whose sum is σ = 20312328100. Its totient is φ = 20135698704.

The previous prime is 20224013377. The next prime is 20224013419. The reversal of 20224013401 is 10431042202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13548960000 + 6675053401 = 116400^2 + 81701^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20224013401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20224013101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44157006 + ... + 44157463.

It is an arithmetic number, because the mean of its divisors is an integer number (5078082025).

Almost surely, 2^20224013401 is an apocalyptic number.

It is an amenable number.

20224013401 is a deficient number, since it is larger than the sum of its proper divisors (88314699).

20224013401 is an equidigital number, since it uses as much as digits as its factorization.

20224013401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88314698.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20224013401 its reverse (10431042202), we get a palindrome (30655055603).

The spelling of 20224013401 in words is "twenty billion, two hundred twenty-four million, thirteen thousand, four hundred one".