2212202221009 has 4 divisors (see below), whose sum is σ = 2413311513840. Its totient is φ = 2011092928180.

The previous prime is 2212202220983. The next prime is 2212202221027. The reversal of 2212202221009 is 9001222022122.

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 2212202221009 - 2³⁷ = 2074763267537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212202221109) 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, 100554646399 + ... + 100554646420.

It is an arithmetic number, because the mean of its divisors is an integer number (603327878460).

Almost surely, 2^{2212202221009} is an apocalyptic number.

It is an amenable number.

2212202221009 is a deficient number, since it is larger than the sum of its proper divisors (201109292831).

2212202221009 is a wasteful number, since it uses less digits than its factorization.

2212202221009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201109292830.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 2212202221009 in words is "two trillion, two hundred twelve billion, two hundred two million, two hundred twenty-one thousand, nine".