22000120200101 has 4 divisors (see below), whose sum is σ = 23294244917772. Its totient is φ = 20705995482432.

The previous prime is 22000120200043. The next prime is 22000120200133. The reversal of 22000120200101 is 10100202100022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19922921520100 + 2077198680001 = 4463510^2 + 1441249^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000120200101 - 2²² = 22000116005797 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 (22000120200601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647062358810 + ... + 647062358843.

It is an arithmetic number, because the mean of its divisors is an integer number (5823561229443).

Almost surely, 2^{22000120200101} is an apocalyptic number.

It is an amenable number.

22000120200101 is a deficient number, since it is larger than the sum of its proper divisors (1294124717671).

22000120200101 is a wasteful number, since it uses less digits than its factorization.

22000120200101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294124717670.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22000120200101 its reverse (10100202100022), we get a palindrome (32100322300123).

The spelling of 22000120200101 in words is "twenty-two trillion, one hundred twenty million, two hundred thousand, one hundred one".