1111220110057 has 2 divisors, whose sum is σ = 1111220110058. Its totient is φ = 1111220110056.

The previous prime is 1111220109997. The next prime is 1111220110079. The reversal of 1111220110057 is 7500110221111.

It is an a-pointer prime, because the next prime (1111220110079) can be obtained adding 1111220110057 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1053817221136 + 57402888921 = 1026556^2 + 239589^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111220110057 - 2¹⁹ = 1111219585769 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111220114057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555610055028 + 555610055029.

It is an arithmetic number, because the mean of its divisors is an integer number (555610055029).

Almost surely, 2^{1111220110057} is an apocalyptic number.

It is an amenable number.

1111220110057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111220110057 is an equidigital number, since it uses as much as digits as its factorization.

1111220110057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 140, while the sum is 22.

Adding to 1111220110057 its reverse (7500110221111), we get a palindrome (8611330331168).

The spelling of 1111220110057 in words is "one trillion, one hundred eleven billion, two hundred twenty million, one hundred ten thousand, fifty-seven".