222012000201001 has 4 divisors (see below), whose sum is σ = 222128054567892. Its totient is φ = 221895945834112.

The previous prime is 222012000200971. The next prime is 222012000201007. The reversal of 222012000201001 is 100102000210222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 205764651561001 + 16247348640000 = 14344499^2 + 4030800^2 .

It is a cyclic number.

It is not a de Polignac number, because 222012000201001 - 2¹⁷ = 222012000069929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222012000201007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58027180576 + ... + 58027184401.

It is an arithmetic number, because the mean of its divisors is an integer number (55532013641973).

Almost surely, 2^{222012000201001} is an apocalyptic number.

It is an amenable number.

222012000201001 is a deficient number, since it is larger than the sum of its proper divisors (116054366891).

222012000201001 is a wasteful number, since it uses less digits than its factorization.

222012000201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116054366890.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222012000201001 its reverse (100102000210222), we get a palindrome (322114000411223).

The spelling of 222012000201001 in words is "two hundred twenty-two trillion, twelve billion, two hundred one thousand, one".