22220101102021 has 8 divisors (see below), whose sum is σ = 22533766099200. Its totient is φ = 21906455711280.

The previous prime is 22220101102009. The next prime is 22220101102027. The reversal of 22220101102021 is 12020110102222.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22220101102021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22220101101986 and 22220101102004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220101102027) 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, 2611501 + ... + 7159618.

It is an arithmetic number, because the mean of its divisors is an integer number (2816720762400).

Almost surely, 2^{22220101102021} is an apocalyptic number.

It is an amenable number.

22220101102021 is a deficient number, since it is larger than the sum of its proper divisors (313664997179).

22220101102021 is an equidigital number, since it uses as much as digits as its factorization.

22220101102021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9803219.

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

Adding to 22220101102021 its reverse (12020110102222), we get a palindrome (34240211204243).

The spelling of 22220101102021 in words is "twenty-two trillion, two hundred twenty billion, one hundred one million, one hundred two thousand, twenty-one".