1013222221523 has 2 divisors, whose sum is σ = 1013222221524. Its totient is φ = 1013222221522.

The previous prime is 1013222221481. The next prime is 1013222221537. The reversal of 1013222221523 is 3251222223101.

It is a happy number.

1013222221523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1013222221523 - 2⁸ = 1013222221267 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013222221492 and 1013222221501.

It is not a weakly prime, because it can be changed into another prime (1013222221553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506611110761 + 506611110762.

It is an arithmetic number, because the mean of its divisors is an integer number (506611110762).

Almost surely, 2^{1013222221523} is an apocalyptic number.

1013222221523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013222221523 is an equidigital number, since it uses as much as digits as its factorization.

1013222221523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 1013222221523 its reverse (3251222223101), we get a palindrome (4264444444624).

The spelling of 1013222221523 in words is "one trillion, thirteen billion, two hundred twenty-two million, two hundred twenty-one thousand, five hundred twenty-three".