1220211011053 has 2 divisors, whose sum is σ = 1220211011054. Its totient is φ = 1220211011052.

The previous prime is 1220211011009. The next prime is 1220211011143. The reversal of 1220211011053 is 3501101120221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1160732581129 + 59478429924 = 1077373^2 + 243882^2 .

It is a cyclic number.

It is not a de Polignac number, because 1220211011053 - 2¹⁷ = 1220210879981 is a prime.

It is a super-2 number, since 2×1220211011053² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1220211011053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1220211011353) 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, 610105505526 + 610105505527.

It is an arithmetic number, because the mean of its divisors is an integer number (610105505527).

Almost surely, 2^{1220211011053} is an apocalyptic number.

It is an amenable number.

1220211011053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220211011053 is an equidigital number, since it uses as much as digits as its factorization.

1220211011053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 1220211011053 its reverse (3501101120221), we get a palindrome (4721312131274).

The spelling of 1220211011053 in words is "one trillion, two hundred twenty billion, two hundred eleven million, eleven thousand, fifty-three".