2011222012010 has 16 divisors (see below), whose sum is σ = 3622990855176. Its totient is φ = 803868530688.

The previous prime is 2011222011913. The next prime is 2011222012013. The reversal of 2011222012010 is 102102221102.

It can be written as a sum of positive squares in 4 ways, for example, as 1943896812169 + 67325199841 = 1394237^2 + 259471^2 .

It is not an unprimeable number, because it can be changed into a prime (2011222012013) 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, 77520647 + ... + 77546586.

Almost surely, 2^{2011222012010} is an apocalyptic number.

2011222012010 is a deficient number, since it is larger than the sum of its proper divisors (1611768843166).

2011222012010 is a wasteful number, since it uses less digits than its factorization.

2011222012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155068537.

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

Adding to 2011222012010 its reverse (102102221102), we get a palindrome (2113324233112).

The spelling of 2011222012010 in words is "two trillion, eleven billion, two hundred twenty-two million, twelve thousand, ten".