1022022201 has 12 divisors (see below), whose sum is σ = 1447571312. Its totient is φ = 641268288.

The previous prime is 1022022193. The next prime is 1022022203. The reversal of 1022022201 is 1022202201.

It is not a de Polignac number, because 1022022201 - 2³ = 1022022193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022022203) 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 in 11 ways as a sum of consecutive naturals, for example, 588535 + ... + 590268.

Almost surely, 2^1022022201 is an apocalyptic number.

It is an amenable number.

1022022201 is a deficient number, since it is larger than the sum of its proper divisors (425549111).

1022022201 is a wasteful number, since it uses less digits than its factorization.

1022022201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178840 (or 1178823 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1022022201 is about 31969.0819542883. The cubic root of 1022022201 is about 1007.2874970463.

Adding to 1022022201 its reverse (1022202201), we get a palindrome (2044224402).

The spelling of 1022022201 in words is "one billion, twenty-two million, twenty-two thousand, two hundred one".