2211222012099 has 4 divisors (see below), whose sum is σ = 2948296016136. Its totient is φ = 1474148008064.

The previous prime is 2211222012079. The next prime is 2211222012101. The reversal of 2211222012099 is 9902102221122.

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

It is a cyclic number.

It is not a de Polignac number, because 2211222012099 - 2¹¹ = 2211222010051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2211222012079) 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, 368537002014 + ... + 368537002019.

It is an arithmetic number, because the mean of its divisors is an integer number (737074004034).

Almost surely, 2^{2211222012099} is an apocalyptic number.

2211222012099 is a deficient number, since it is larger than the sum of its proper divisors (737074004037).

2211222012099 is an equidigital number, since it uses as much as digits as its factorization.

2211222012099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737074004036.

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 2211222012099 in words is "two trillion, two hundred eleven billion, two hundred twenty-two million, twelve thousand, ninety-nine".