222120001100201 has 4 divisors (see below), whose sum is σ = 222348754964304. Its totient is φ = 221891247236100.

The previous prime is 222120001100189. The next prime is 222120001100269. The reversal of 222120001100201 is 102001100021222.

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 not a de Polignac number, because 222120001100201 - 2²² = 222119996905897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222120001100801) 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, 114376930595 + ... + 114376932536.

It is an arithmetic number, because the mean of its divisors is an integer number (55587188741076).

Almost surely, 2^{222120001100201} is an apocalyptic number.

It is an amenable number.

222120001100201 is a deficient number, since it is larger than the sum of its proper divisors (228753864103).

222120001100201 is an equidigital number, since it uses as much as digits as its factorization.

222120001100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228753864102.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 222120001100201 its reverse (102001100021222), we get a palindrome (324121101121423).

The spelling of 222120001100201 in words is "two hundred twenty-two trillion, one hundred twenty billion, one million, one hundred thousand, two hundred one".