2101200121022 has 8 divisors (see below), whose sum is σ = 3167638374000. Its totient is φ = 1045320663024.

The previous prime is 2101200121019. The next prime is 2101200121049. The reversal of 2101200121022 is 2201210021012.

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

It is a super-3 number, since 3×2101200121022³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2101200120988 and 2101200121006.

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, 2639698247 + ... + 2639699042.

It is an arithmetic number, because the mean of its divisors is an integer number (395954796750).

Almost surely, 2^{2101200121022} is an apocalyptic number.

2101200121022 is a deficient number, since it is larger than the sum of its proper divisors (1066438252978).

2101200121022 is a wasteful number, since it uses less digits than its factorization.

2101200121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5279397490.

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

Adding to 2101200121022 its reverse (2201210021012), we get a palindrome (4302410142034).

It can be divided in two parts, 2101200 and 121022, that added together give a palindrome (2222222).

The spelling of 2101200121022 in words is "two trillion, one hundred one billion, two hundred million, one hundred twenty-one thousand, twenty-two".