2221133301012 has 24 divisors (see below), whose sum is σ = 5184439615936. Its totient is φ = 740121303168.

The previous prime is 2221133300993. The next prime is 2221133301017. The reversal of 2221133301012 is 2101033311222.

It is a self number, because there is not a number n which added to its sum of digits gives 2221133301012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221133301017) 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, 32021893 + ... + 32091180.

Almost surely, 2^{2221133301012} is an apocalyptic number.

It is an amenable number.

2221133301012 is an abundant number, since it is smaller than the sum of its proper divisors (2963306314924).

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

2221133301012 is a wasteful number, since it uses less digits than its factorization.

2221133301012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64115967 (or 64115965 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2221133301012 its reverse (2101033311222), we get a palindrome (4322166612234).

The spelling of 2221133301012 in words is "two trillion, two hundred twenty-one billion, one hundred thirty-three million, three hundred one thousand, twelve".