2221131133210 has 32 divisors (see below), whose sum is σ = 4591046174400. Its totient is φ = 765174360960.

The previous prime is 2221131133201. The next prime is 2221131133211. The reversal of 2221131133210 is 123311311222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (2221131133211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531368995 + ... + 531373174.

It is an arithmetic number, because the mean of its divisors is an integer number (143470192950).

Almost surely, 2^{2221131133210} is an apocalyptic number.

2221131133210 is an abundant number, since it is smaller than the sum of its proper divisors (2369915041190).

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

2221131133210 is a wasteful number, since it uses less digits than its factorization.

2221131133210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062742206.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2221131133210 its reverse (123311311222), we get a palindrome (2344442444432).

The spelling of 2221131133210 in words is "two trillion, two hundred twenty-one billion, one hundred thirty-one million, one hundred thirty-three thousand, two hundred ten".