222010121210009 has 4 divisors (see below), whose sum is σ = 242192859501840. Its totient is φ = 201827382918180.

The previous prime is 222010121209991. The next prime is 222010121210027. The reversal of 222010121210009 is 900012121010222.

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 an interprime number because it is at equal distance from previous prime (222010121209991) and next prime (222010121210027).

It is a cyclic number.

It is not a de Polignac number, because 222010121210009 - 2²⁴ = 222010104432793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222010121210069) 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, 10091369145899 + ... + 10091369145920.

It is an arithmetic number, because the mean of its divisors is an integer number (60548214875460).

Almost surely, 2^{222010121210009} is an apocalyptic number.

It is an amenable number.

222010121210009 is a deficient number, since it is larger than the sum of its proper divisors (20182738291831).

222010121210009 is a wasteful number, since it uses less digits than its factorization.

222010121210009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20182738291830.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 222010121210009 in words is "two hundred twenty-two trillion, ten billion, one hundred twenty-one million, two hundred ten thousand, nine".