321112303211153 has 2 divisors, whose sum is σ = 321112303211154. Its totient is φ = 321112303211152.

The previous prime is 321112303211099. The next prime is 321112303211171. The reversal of 321112303211153 is 351112303211123.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 314617593676369 + 6494709534784 = 17737463^2 + 2548472^2 .

It is a cyclic number.

It is not a de Polignac number, because 321112303211153 - 2¹² = 321112303207057 is a prime.

It is a super-2 number, since 2×321112303211153² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (321112302211153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160556151605576 + 160556151605577.

It is an arithmetic number, because the mean of its divisors is an integer number (160556151605577).

Almost surely, 2^{321112303211153} is an apocalyptic number.

It is an amenable number.

321112303211153 is a deficient number, since it is larger than the sum of its proper divisors (1).

321112303211153 is an equidigital number, since it uses as much as digits as its factorization.

321112303211153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

Adding to 321112303211153 its reverse (351112303211123), we get a palindrome (672224606422276).

The spelling of 321112303211153 in words is "three hundred twenty-one trillion, one hundred twelve billion, three hundred three million, two hundred eleven thousand, one hundred fifty-three".