110212030021321 has 2 divisors, whose sum is σ = 110212030021322. Its totient is φ = 110212030021320.

The previous prime is 110212030021277. The next prime is 110212030021339. The reversal of 110212030021321 is 123120030212011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82529321239225 + 27682708782096 = 9084565^2 + 5261436^2 .

It is a cyclic number.

It is not a de Polignac number, because 110212030021321 - 2⁹ = 110212030020809 is a prime.

It is a super-2 number, since 2×110212030021321² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (110212030021351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55106015010660 + 55106015010661.

It is an arithmetic number, because the mean of its divisors is an integer number (55106015010661).

Almost surely, 2^{110212030021321} is an apocalyptic number.

It is an amenable number.

110212030021321 is a deficient number, since it is larger than the sum of its proper divisors (1).

110212030021321 is an equidigital number, since it uses as much as digits as its factorization.

110212030021321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 110212030021321 its reverse (123120030212011), we get a palindrome (233332060233332).

The spelling of 110212030021321 in words is "one hundred ten trillion, two hundred twelve billion, thirty million, twenty-one thousand, three hundred twenty-one".