20220101022 has 32 divisors (see below), whose sum is σ = 44258482944. Its totient is φ = 6107595200.

The previous prime is 20220101009. The next prime is 20220101023. The reversal of 20220101022 is 22010102202.

It is a junction number, because it is equal to n+sod(n) for n = 20220100989 and 20220101007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20220101023) 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 15 ways as a sum of consecutive naturals, for example, 472023 + ... + 513074.

It is an arithmetic number, because the mean of its divisors is an integer number (1383077592).

Almost surely, 2^20220101022 is an apocalyptic number.

20220101022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20220101022 is an abundant number, since it is smaller than the sum of its proper divisors (24038381922).

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

20220101022 is a wasteful number, since it uses less digits than its factorization.

20220101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985424.

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

Adding to 20220101022 its reverse (22010102202), we get a palindrome (42230203224).

The spelling of 20220101022 in words is "twenty billion, two hundred twenty million, one hundred one thousand, twenty-two".