2221311323202 has 16 divisors (see below), whose sum is σ = 4456044471072. Its totient is φ = 738200136960.

The previous prime is 2221311323131. The next prime is 2221311323207. The reversal of 2221311323202 is 2023231131222.

It is not an unprimeable number, because it can be changed into a prime (2221311323207) 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, 559240543 + ... + 559244514.

It is an arithmetic number, because the mean of its divisors is an integer number (278502779442).

Almost surely, 2^{2221311323202} is an apocalyptic number.

2221311323202 is an abundant number, since it is smaller than the sum of its proper divisors (2234733147870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2221311323202 is a wasteful number, since it uses less digits than its factorization.

2221311323202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118485393.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 2221311323202 its reverse (2023231131222), we get a palindrome (4244542454424).

The spelling of 2221311323202 in words is "two trillion, two hundred twenty-one billion, three hundred eleven million, three hundred twenty-three thousand, two hundred two".