22210220120221 has 8 divisors (see below), whose sum is σ = 25474744482560. Its totient is φ = 18968604701328.

The previous prime is 22210220120197. The next prime is 22210220120233. The reversal of 22210220120221 is 12202102201222.

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 22210220120221 - 2⁵ = 22210220120189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22210220120821) 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, 5727233781 + ... + 5727237658.

It is an arithmetic number, because the mean of its divisors is an integer number (3184343060320).

Almost surely, 2^{22210220120221} is an apocalyptic number.

It is an amenable number.

22210220120221 is a deficient number, since it is larger than the sum of its proper divisors (3264524362339).

22210220120221 is a wasteful number, since it uses less digits than its factorization.

22210220120221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11454471723.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22210220120221 its reverse (12202102201222), we get a palindrome (34412322321443).

The spelling of 22210220120221 in words is "twenty-two trillion, two hundred ten billion, two hundred twenty million, one hundred twenty thousand, two hundred twenty-one".