222022210001 has 8 divisors (see below), whose sum is σ = 226706420424. Its totient is φ = 217382400000.

The previous prime is 222022209989. The next prime is 222022210009. The reversal of 222022210001 is 100012220222.

It can be written as a sum of positive squares in 4 ways, for example, as 71062763776 + 150959446225 = 266576^2 + 388535^2 .

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 222022210001 - 2¹⁰ = 222022208977 is a prime.

It is a super-5 number, since 5×222022210001⁵ (a number of 58 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222022210009) 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, 11090000 + ... + 11110001.

It is an arithmetic number, because the mean of its divisors is an integer number (28338302553).

Almost surely, 2^222022210001 is an apocalyptic number.

It is an amenable number.

222022210001 is a deficient number, since it is larger than the sum of its proper divisors (4684210423).

222022210001 is a wasteful number, since it uses less digits than its factorization.

222022210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22200211.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 222022210001 its reverse (100012220222), we get a palindrome (322034430223).

It can be divided in two parts, 2220222 and 10001, that multiplied together give a palindrome (22204440222).

The spelling of 222022210001 in words is "two hundred twenty-two billion, twenty-two million, two hundred ten thousand, one".