70011211009 has 2 divisors, whose sum is σ = 70011211010. Its totient is φ = 70011211008.

The previous prime is 70011210953. The next prime is 70011211043. The reversal of 70011211009 is 90011211007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53666355600 + 16344855409 = 231660^2 + 127847^2 .

It is a cyclic number.

It is not a de Polignac number, because 70011211009 - 2¹⁹ = 70010686721 is a prime.

It is not a weakly prime, because it can be changed into another prime (70011211079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35005605504 + 35005605505.

It is an arithmetic number, because the mean of its divisors is an integer number (35005605505).

Almost surely, 2^70011211009 is an apocalyptic number.

It is an amenable number.

70011211009 is a deficient number, since it is larger than the sum of its proper divisors (1).

70011211009 is an equidigital number, since it uses as much as digits as its factorization.

70011211009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 22.

The spelling of 70011211009 in words is "seventy billion, eleven million, two hundred eleven thousand, nine".