1010091022 has 4 divisors (see below), whose sum is σ = 1515136536. Its totient is φ = 505045510.

The previous prime is 1010090987. The next prime is 1010091031. The reversal of 1010091022 is 2201900101.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1010090987 and 1010091005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252522754 + ... + 252522757.

It is an arithmetic number, because the mean of its divisors is an integer number (378784134).

Almost surely, 2^1010091022 is an apocalyptic number.

1010091022 is a deficient number, since it is larger than the sum of its proper divisors (505045514).

1010091022 is an equidigital number, since it uses as much as digits as its factorization.

1010091022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505045513.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 1010091022 is about 31781.9291736672. The cubic root of 1010091022 is about 1003.3524227030.

Adding to 1010091022 its reverse (2201900101), we get a palindrome (3211991123).

The spelling of 1010091022 in words is "one billion, ten million, ninety-one thousand, twenty-two".