22000020002057 has 2 divisors, whose sum is σ = 22000020002058. Its totient is φ = 22000020002056.

The previous prime is 22000020002041. The next prime is 22000020002173. The reversal of 22000020002057 is 75020002000022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18290470813696 + 3709549188361 = 4276736^2 + 1926019^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000020002057 - 2⁴ = 22000020002041 is a prime.

It is not a weakly prime, because it can be changed into another prime (22000020002017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000010001028 + 11000010001029.

It is an arithmetic number, because the mean of its divisors is an integer number (11000010001029).

Almost surely, 2^{22000020002057} is an apocalyptic number.

It is an amenable number.

22000020002057 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000020002057 is an equidigital number, since it uses as much as digits as its factorization.

22000020002057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 20.

Adding to 22000020002057 its reverse (75020002000022), we get a palindrome (97020022002079).

The spelling of 22000020002057 in words is "twenty-two trillion, twenty million, two thousand, fifty-seven".