1210231093 has 2 divisors, whose sum is σ = 1210231094. Its totient is φ = 1210231092.

The previous prime is 1210231091. The next prime is 1210231109. The reversal of 1210231093 is 3901320121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1135892209 + 74338884 = 33703^2 + 8622^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210231093 - 2¹ = 1210231091 is a prime.

Together with 1210231091, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1210231091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605115546 + 605115547.

It is an arithmetic number, because the mean of its divisors is an integer number (605115547).

Almost surely, 2^1210231093 is an apocalyptic number.

It is an amenable number.

1210231093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210231093 is an equidigital number, since it uses as much as digits as its factorization.

1210231093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 1210231093 is about 34788.3758315906. The cubic root of 1210231093 is about 1065.6700708003.

The spelling of 1210231093 in words is "one billion, two hundred ten million, two hundred thirty-one thousand, ninety-three".