1010221123 has 2 divisors, whose sum is σ = 1010221124. Its totient is φ = 1010221122.

The previous prime is 1010221103. The next prime is 1010221139. The reversal of 1010221123 is 3211220101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1010221123 - 2¹⁷ = 1010090051 is a prime.

It is a super-2 number, since 2×1010221123² = 2041093434710762258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1010221103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505110561 + 505110562.

It is an arithmetic number, because the mean of its divisors is an integer number (505110562).

Almost surely, 2^1010221123 is an apocalyptic number.

1010221123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010221123 is an equidigital number, since it uses as much as digits as its factorization.

1010221123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1010221123 is about 31783.9758840835. The cubic root of 1010221123 is about 1003.3954985403.

Adding to 1010221123 its reverse (3211220101), we get a palindrome (4221441224).

The spelling of 1010221123 in words is "one billion, ten million, two hundred twenty-one thousand, one hundred twenty-three".