222122300021101 has 4 divisors (see below), whose sum is σ = 222165964720512. Its totient is φ = 222078635321692.

The previous prime is 222122300020967. The next prime is 222122300021161. The reversal of 222122300021101 is 101120003221222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222122300021101 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 (222122300021161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21832342075 + ... + 21832352248.

It is an arithmetic number, because the mean of its divisors is an integer number (55541491180128).

Almost surely, 2^{222122300021101} is an apocalyptic number.

It is an amenable number.

222122300021101 is a deficient number, since it is larger than the sum of its proper divisors (43664699411).

222122300021101 is an equidigital number, since it uses as much as digits as its factorization.

222122300021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43664699410.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 222122300021101 its reverse (101120003221222), we get a palindrome (323242303242323).

The spelling of 222122300021101 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, three hundred million, twenty-one thousand, one hundred one".