10221220000469 has 2 divisors, whose sum is σ = 10221220000470. Its totient is φ = 10221220000468.

The previous prime is 10221220000427. The next prime is 10221220000549. The reversal of 10221220000469 is 96400002212201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5195149228369 + 5026070772100 = 2279287^2 + 2241890^2 .

It is a cyclic number.

It is not a de Polignac number, because 10221220000469 - 2⁸ = 10221220000213 is a prime.

It is a super-2 number, since 2×10221220000469² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10221220000769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110610000234 + 5110610000235.

It is an arithmetic number, because the mean of its divisors is an integer number (5110610000235).

Almost surely, 2^{10221220000469} is an apocalyptic number.

It is an amenable number.

10221220000469 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221220000469 is an equidigital number, since it uses as much as digits as its factorization.

10221220000469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 10221220000469 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty million, four hundred sixty-nine", and thus it is an aban number.