2101100012222 has 8 divisors (see below), whose sum is σ = 3337041195936. Its totient is φ = 988752946912.

The previous prime is 2101100012203. The next prime is 2101100012299. The reversal of 2101100012222 is 2222100011012.

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

It is a super-2 number, since 2×2101100012222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2101100012197 and 2101100012206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30898529558 + ... + 30898529625.

It is an arithmetic number, because the mean of its divisors is an integer number (417130149492).

Almost surely, 2^{2101100012222} is an apocalyptic number.

2101100012222 is a deficient number, since it is larger than the sum of its proper divisors (1235941183714).

2101100012222 is a wasteful number, since it uses less digits than its factorization.

2101100012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61797059202.

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

Adding to 2101100012222 its reverse (2222100011012), we get a palindrome (4323200023234).

The spelling of 2101100012222 in words is "two trillion, one hundred one billion, one hundred million, twelve thousand, two hundred twenty-two".