10211220110057 has 2 divisors, whose sum is σ = 10211220110058. Its totient is φ = 10211220110056.

The previous prime is 10211220110053. The next prime is 10211220110123. The reversal of 10211220110057 is 75001102211201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5832534124096 + 4378685985961 = 2415064^2 + 2092531^2 .

It is a cyclic number.

It is not a de Polignac number, because 10211220110057 - 2² = 10211220110053 is a prime.

It is a super-2 number, since 2×10211220110057² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10211220110053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105610055028 + 5105610055029.

It is an arithmetic number, because the mean of its divisors is an integer number (5105610055029).

Almost surely, 2^{10211220110057} is an apocalyptic number.

It is an amenable number.

10211220110057 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211220110057 is an equidigital number, since it uses as much as digits as its factorization.

10211220110057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 23.

Adding to 10211220110057 its reverse (75001102211201), we get a palindrome (85212322321258).

The spelling of 10211220110057 in words is "ten trillion, two hundred eleven billion, two hundred twenty million, one hundred ten thousand, fifty-seven".