1001225022 has 16 divisors (see below), whose sum is σ = 2288514432. Its totient is φ = 286064280.

The previous prime is 1001224997. The next prime is 1001225033. The reversal of 1001225022 is 2205221001.

It is a junction number, because it is equal to n+sod(n) for n = 1001224992 and 1001225010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11919304 + ... + 11919387.

It is an arithmetic number, because the mean of its divisors is an integer number (143032152).

Almost surely, 2^1001225022 is an apocalyptic number.

1001225022 is an abundant number, since it is smaller than the sum of its proper divisors (1287289410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001225022 is a wasteful number, since it uses less digits than its factorization.

1001225022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23838703.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1001225022 is about 31642.1399718793. The cubic root of 1001225022 is about 1000.4081740380.

Adding to 1001225022 its reverse (2205221001), we get a palindrome (3206446023).

The spelling of 1001225022 in words is "one billion, one million, two hundred twenty-five thousand, twenty-two".