1220111453023 has 2 divisors, whose sum is σ = 1220111453024. Its totient is φ = 1220111453022.

The previous prime is 1220111452951. The next prime is 1220111453027. The reversal of 1220111453023 is 3203541110221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1220111453023 - 2¹³ = 1220111444831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1220111453027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610055726511 + 610055726512.

It is an arithmetic number, because the mean of its divisors is an integer number (610055726512).

Almost surely, 2^{1220111453023} is an apocalyptic number.

1220111453023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220111453023 is an equidigital number, since it uses as much as digits as its factorization.

1220111453023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 1220111453023 its reverse (3203541110221), we get a palindrome (4423652563244).

The spelling of 1220111453023 in words is "one trillion, two hundred twenty billion, one hundred eleven million, four hundred fifty-three thousand, twenty-three".