20042023051 has 2 divisors, whose sum is σ = 20042023052. Its totient is φ = 20042023050.

The previous prime is 20042023049. The next prime is 20042023103. The reversal of 20042023051 is 15032024002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20042023051 - 2¹ = 20042023049 is a prime.

Together with 20042023049, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20042023151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10021011525 + 10021011526.

It is an arithmetic number, because the mean of its divisors is an integer number (10021011526).

Almost surely, 2^20042023051 is an apocalyptic number.

20042023051 is a deficient number, since it is larger than the sum of its proper divisors (1).

20042023051 is an equidigital number, since it uses as much as digits as its factorization.

20042023051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 19.

Adding to 20042023051 its reverse (15032024002), we get a palindrome (35074047053).

The spelling of 20042023051 in words is "twenty billion, forty-two million, twenty-three thousand, fifty-one".