2221012120010 has 16 divisors (see below), whose sum is σ = 4037404212072. Its totient is φ = 879608760000.

The previous prime is 2221012119961. The next prime is 2221012120049. The reversal of 2221012120010 is 100212101222.

It can be written as a sum of positive squares in 4 ways, for example, as 1875795942409 + 345216177601 = 1369597^2 + 587551^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1099509941 + ... + 1099511960.

Almost surely, 2^{2221012120010} is an apocalyptic number.

2221012120010 is a deficient number, since it is larger than the sum of its proper divisors (1816392092062).

2221012120010 is a wasteful number, since it uses less digits than its factorization.

2221012120010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2199022009.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2221012120010 its reverse (100212101222), we get a palindrome (2321224221232).

The spelling of 2221012120010 in words is "two trillion, two hundred twenty-one billion, twelve million, one hundred twenty thousand, ten".