11121021121202 has 16 divisors (see below), whose sum is σ = 17352098127000. Its totient is φ = 5339107105920.

The previous prime is 11121021121163. The next prime is 11121021121211. The reversal of 11121021121202 is 20212112012111.

It can be written as a sum of positive squares in 4 ways, for example, as 9451449611041 + 1669571510161 = 3074321^2 + 1292119^2 .

It is a super-2 number, since 2×11121021121202² (a number of 27 digits) contains 22 as substring.

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, 529662827 + ... + 529683822.

Almost surely, 2^{11121021121202} is an apocalyptic number.

11121021121202 is a deficient number, since it is larger than the sum of its proper divisors (6231077005798).

11121021121202 is a wasteful number, since it uses less digits than its factorization.

11121021121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059346861.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121021121202 its reverse (20212112012111), we get a palindrome (31333133133313).

The spelling of 11121021121202 in words is "eleven trillion, one hundred twenty-one billion, twenty-one million, one hundred twenty-one thousand, two hundred two".