22010111002121 has 8 divisors (see below), whose sum is σ = 24033919644000. Its totient is φ = 19990117270240.

The previous prime is 22010111002051. The next prime is 22010111002177. The reversal of 22010111002121 is 12120011101022.

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

It is a cyclic number.

It is not a de Polignac number, because 22010111002121 - 2¹⁰ = 22010111001097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22010111002096 and 22010111002105.

It is not an unprimeable number, because it can be changed into a prime (22010111007121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 953715431 + ... + 953738508.

It is an arithmetic number, because the mean of its divisors is an integer number (3004239955500).

Almost surely, 2^{22010111002121} is an apocalyptic number.

It is an amenable number.

22010111002121 is a deficient number, since it is larger than the sum of its proper divisors (2023808641879).

22010111002121 is a wasteful number, since it uses less digits than its factorization.

22010111002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907454999.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22010111002121 its reverse (12120011101022), we get a palindrome (34130122103143).

The spelling of 22010111002121 in words is "twenty-two trillion, ten billion, one hundred eleven million, two thousand, one hundred twenty-one".