2222100120101 has 4 divisors (see below), whose sum is σ = 2223441159852. Its totient is φ = 2220759080352.

The previous prime is 2222100120091. The next prime is 2222100120103. The reversal of 2222100120101 is 1010210012222.

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 534725100001 + 1687375020100 = 731249^2 + 1298990^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2222100120101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222100120103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670517390 + ... + 670520703.

It is an arithmetic number, because the mean of its divisors is an integer number (555860289963).

Almost surely, 2^{2222100120101} is an apocalyptic number.

It is an amenable number.

2222100120101 is a deficient number, since it is larger than the sum of its proper divisors (1341039751).

2222100120101 is a wasteful number, since it uses less digits than its factorization.

2222100120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341039750.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2222100120101 its reverse (1010210012222), we get a palindrome (3232310132323).

The spelling of 2222100120101 in words is "two trillion, two hundred twenty-two billion, one hundred million, one hundred twenty thousand, one hundred one".