20220101011 has 16 divisors (see below), whose sum is σ = 22267039968. Its totient is φ = 18208153600.

The previous prime is 20220101009. The next prime is 20220101023. The reversal of 20220101011 is 11010102202.

It is a cyclic number.

It is not a de Polignac number, because 20220101011 - 2¹ = 20220101009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20220101611) 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, 2582775 + ... + 2590591.

It is an arithmetic number, because the mean of its divisors is an integer number (1391689998).

Almost surely, 2^20220101011 is an apocalyptic number.

20220101011 is a deficient number, since it is larger than the sum of its proper divisors (2046938957).

20220101011 is a wasteful number, since it uses less digits than its factorization.

20220101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10022.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20220101011 its reverse (11010102202), we get a palindrome (31230203213).

The spelling of 20220101011 in words is "twenty billion, two hundred twenty million, one hundred one thousand, eleven".