222120101001 has 16 divisors (see below), whose sum is σ = 305863732800. Its totient is φ = 143272986048.

The previous prime is 222120100997. The next prime is 222120101003. The reversal of 222120101001 is 100101021222.

It is not a de Polignac number, because 222120101001 - 2² = 222120100997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222120101003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5569746 + ... + 5609483.

It is an arithmetic number, because the mean of its divisors is an integer number (19116483300).

Almost surely, 2^222120101001 is an apocalyptic number.

It is an amenable number.

222120101001 is a deficient number, since it is larger than the sum of its proper divisors (83743631799).

222120101001 is a wasteful number, since it uses less digits than its factorization.

222120101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11179448.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 222120101001 its reverse (100101021222), we get a palindrome (322221122223).

The spelling of 222120101001 in words is "two hundred twenty-two billion, one hundred twenty million, one hundred one thousand, one".