1110000020057 has 2 divisors, whose sum is σ = 1110000020058. Its totient is φ = 1110000020056.

The previous prime is 1110000020047. The next prime is 1110000020123. The reversal of 1110000020057 is 7500200000111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 556551808576 + 553448211481 = 746024^2 + 743941^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110000020057 - 2²² = 1109995825753 is a prime.

It is not a weakly prime, because it can be changed into another prime (1110000020047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555000010028 + 555000010029.

It is an arithmetic number, because the mean of its divisors is an integer number (555000010029).

Almost surely, 2^{1110000020057} is an apocalyptic number.

It is an amenable number.

1110000020057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110000020057 is an equidigital number, since it uses as much as digits as its factorization.

1110000020057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70, while the sum is 17.

Adding to 1110000020057 its reverse (7500200000111), we get a palindrome (8610200020168).

The spelling of 1110000020057 in words is "one trillion, one hundred ten billion, twenty thousand, fifty-seven".