20220222010021 has 8 divisors (see below), whose sum is σ = 22276824249888. Its totient is φ = 18200019810000.

The previous prime is 20220222009991. The next prime is 20220222010031. The reversal of 20220222010021 is 12001022202202.

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 20220222010021 - 2¹⁵ = 20220221977253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20220222009977 and 20220222010004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20220222010031) 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, 9100008795 + ... + 9100011016.

It is an arithmetic number, because the mean of its divisors is an integer number (2784603031236).

Almost surely, 2^{20220222010021} is an apocalyptic number.

It is an amenable number.

20220222010021 is a deficient number, since it is larger than the sum of its proper divisors (2056602239867).

20220222010021 is a wasteful number, since it uses less digits than its factorization.

20220222010021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18200019923.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20220222010021 its reverse (12001022202202), we get a palindrome (32221244212223).

The spelling of 20220222010021 in words is "twenty trillion, two hundred twenty billion, two hundred twenty-two million, ten thousand, twenty-one".