22010201111021 has 32 divisors (see below), whose sum is σ = 23830856501760. Its totient is φ = 20251955584000.

The previous prime is 22010201111011. The next prime is 22010201111027. The reversal of 22010201111021 is 12011110201022.

It is a cyclic number.

It is not a de Polignac number, because 22010201111021 - 2⁶ = 22010201110957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22010201110987 and 22010201111005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010201111027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 464512751 + ... + 464560131.

It is an arithmetic number, because the mean of its divisors is an integer number (744714265680).

Almost surely, 2^{22010201111021} is an apocalyptic number.

It is an amenable number.

22010201111021 is a deficient number, since it is larger than the sum of its proper divisors (1820655390739).

22010201111021 is a wasteful number, since it uses less digits than its factorization.

22010201111021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50005.

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

Adding to 22010201111021 its reverse (12011110201022), we get a palindrome (34021311312043).

Subtracting from 22010201111021 its reverse (12011110201022), we obtain a palindrome (9999090909999).

The spelling of 22010201111021 in words is "twenty-two trillion, ten billion, two hundred one million, one hundred eleven thousand, twenty-one".