1200212093 has 2 divisors, whose sum is σ = 1200212094. Its totient is φ = 1200212092.

The previous prime is 1200212077. The next prime is 1200212119. The reversal of 1200212093 is 3902120021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1083528889 + 116683204 = 32917^2 + 10802^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200212093 - 2⁴ = 1200212077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200218093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600106046 + 600106047.

It is an arithmetic number, because the mean of its divisors is an integer number (600106047).

Almost surely, 2^1200212093 is an apocalyptic number.

It is an amenable number.

1200212093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200212093 is an equidigital number, since it uses as much as digits as its factorization.

1200212093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1200212093 is about 34644.0773148889. The cubic root of 1200212093 is about 1062.7211717290.

The spelling of 1200212093 in words is "one billion, two hundred million, two hundred twelve thousand, ninety-three".