22020020210101 has 8 divisors (see below), whose sum is σ = 22562906222808. Its totient is φ = 21477410976000.

The previous prime is 22020020210063. The next prime is 22020020210159. The reversal of 22020020210101 is 10101202002022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1239049491876 + 20780970718225 = 1113126^2 + 4558615^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22020020210101 - 2¹⁹ = 22020019685813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020020210171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69033570 + ... + 69351811.

It is an arithmetic number, because the mean of its divisors is an integer number (2820363277851).

Almost surely, 2^{22020020210101} is an apocalyptic number.

It is an amenable number.

22020020210101 is a deficient number, since it is larger than the sum of its proper divisors (542886012707).

22020020210101 is a wasteful number, since it uses less digits than its factorization.

22020020210101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138389303.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22020020210101 its reverse (10101202002022), we get a palindrome (32121222212123).

The spelling of 22020020210101 in words is "twenty-two trillion, twenty billion, twenty million, two hundred ten thousand, one hundred one".