1001212097 has 2 divisors, whose sum is σ = 1001212098. Its totient is φ = 1001212096.

The previous prime is 1001212081. The next prime is 1001212111. The reversal of 1001212097 is 7902121001.

1001212097 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 can be written as a sum of positive squares in only one way, i.e., 973502401 + 27709696 = 31201^2 + 5264^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001212097 - 2⁴ = 1001212081 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001212067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500606048 + 500606049.

It is an arithmetic number, because the mean of its divisors is an integer number (500606049).

Almost surely, 2^1001212097 is an apocalyptic number.

It is an amenable number.

1001212097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001212097 is an equidigital number, since it uses as much as digits as its factorization.

1001212097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 1001212097 is about 31641.9357340855. The cubic root of 1001212097 is about 1000.4038692010.

Adding to 1001212097 its reverse (7902121001), we get a palindrome (8903333098).

The spelling of 1001212097 in words is "one billion, one million, two hundred twelve thousand, ninety-seven".