20220101110001 has 16 divisors (see below), whose sum is σ = 23060165832144. Its totient is φ = 17563919192064.

The previous prime is 20220101109977. The next prime is 20220101110037. The reversal of 20220101110001 is 10001110102202.

It can be written as a sum of positive squares in 8 ways, for example, as 1588101519601 + 18631999590400 = 1260199^2 + 4316480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20220101110001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20220101110301) 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, 6103736 + ... + 8814521.

It is an arithmetic number, because the mean of its divisors is an integer number (1441260364509).

Almost surely, 2^{20220101110001} is an apocalyptic number.

It is an amenable number.

20220101110001 is a deficient number, since it is larger than the sum of its proper divisors (2840064722143).

20220101110001 is a wasteful number, since it uses less digits than its factorization.

20220101110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14924420.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20220101110001 its reverse (10001110102202), we get a palindrome (30221211212203).

The spelling of 20220101110001 in words is "twenty trillion, two hundred twenty billion, one hundred one million, one hundred ten thousand, one".