2221131332302 has 4 divisors (see below), whose sum is σ = 3331696998456. Its totient is φ = 1110565666150.

The previous prime is 2221131332297. The next prime is 2221131332351. The reversal of 2221131332302 is 2032331311222.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555282833074 + ... + 555282833077.

It is an arithmetic number, because the mean of its divisors is an integer number (832924249614).

Almost surely, 2^{2221131332302} is an apocalyptic number.

2221131332302 is a deficient number, since it is larger than the sum of its proper divisors (1110565666154).

2221131332302 is a wasteful number, since it uses less digits than its factorization.

2221131332302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110565666153.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2221131332302 its reverse (2032331311222), we get a palindrome (4253462643524).

The spelling of 2221131332302 in words is "two trillion, two hundred twenty-one billion, one hundred thirty-one million, three hundred thirty-two thousand, three hundred two".