1010229091 has 2 divisors, whose sum is σ = 1010229092. Its totient is φ = 1010229090.

The previous prime is 1010229079. The next prime is 1010229127. The reversal of 1010229091 is 1909220101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1010229091 - 2⁷ = 1010228963 is a prime.

It is not a weakly prime, because it can be changed into another prime (1010229061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505114545 + 505114546.

It is an arithmetic number, because the mean of its divisors is an integer number (505114546).

Almost surely, 2^1010229091 is an apocalyptic number.

1010229091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010229091 is an equidigital number, since it uses as much as digits as its factorization.

1010229091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 1010229091 is about 31784.1012300175. The cubic root of 1010229091 is about 1003.3981365879.

Adding to 1010229091 its reverse (1909220101), we get a palindrome (2919449192).

It can be divided in two parts, 10102 and 29091, that added together give a palindrome (39193).

The spelling of 1010229091 in words is "one billion, ten million, two hundred twenty-nine thousand, ninety-one".