1010001022 has 4 divisors (see below), whose sum is σ = 1515001536. Its totient is φ = 505000510.

The previous prime is 1010000983. The next prime is 1010001023. The reversal of 1010001022 is 2201000101.

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 = 1010000996 and 1010001014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010001023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252500254 + ... + 252500257.

It is an arithmetic number, because the mean of its divisors is an integer number (378750384).

Almost surely, 2^1010001022 is an apocalyptic number.

1010001022 is a deficient number, since it is larger than the sum of its proper divisors (505000514).

1010001022 is an equidigital number, since it uses as much as digits as its factorization.

1010001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505000513.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1010001022 is about 31780.5132431810. The cubic root of 1010001022 is about 1003.3226219563.

Adding to 1010001022 its reverse (2201000101), we get a palindrome (3211001123).

The spelling of 1010001022 in words is "one billion, ten million, one thousand, twenty-two".