2121100212022 has 8 divisors (see below), whose sum is σ = 3470891256072. Its totient is φ = 964136460000.

The previous prime is 2121100212017. The next prime is 2121100212041. The reversal of 2121100212022 is 2202120011212.

It is a happy number.

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

It is a super-2 number, since 2×2121100212022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2121100211987 and 2121100212005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48206822979 + ... + 48206823022.

It is an arithmetic number, because the mean of its divisors is an integer number (433861407009).

Almost surely, 2^{2121100212022} is an apocalyptic number.

2121100212022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2121100212022 is a deficient number, since it is larger than the sum of its proper divisors (1349791044050).

2121100212022 is a wasteful number, since it uses less digits than its factorization.

2121100212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96413646014.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2121100212022 its reverse (2202120011212), we get a palindrome (4323220223234).

The spelling of 2121100212022 in words is "two trillion, one hundred twenty-one billion, one hundred million, two hundred twelve thousand, twenty-two".