220001001022 has 32 divisors (see below), whose sum is σ = 376572706560. Its totient is φ = 95418649920.

The previous prime is 220001000971. The next prime is 220001001023. The reversal of 220001001022 is 220100100022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220001001023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324568 + ... + 738475.

It is an arithmetic number, because the mean of its divisors is an integer number (11767897080).

Almost surely, 2^220001001022 is an apocalyptic number.

220001001022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220001001022 is a deficient number, since it is larger than the sum of its proper divisors (156571705538).

220001001022 is a wasteful number, since it uses less digits than its factorization.

220001001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063488.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 220001001022 its reverse (220100100022), we get a palindrome (440101101044).

The spelling of 220001001022 in words is "two hundred twenty billion, one million, one thousand, twenty-two".