1121212211102 has 32 divisors (see below), whose sum is σ = 1796086828800. Its totient is φ = 523770105600.

The previous prime is 1121212211033. The next prime is 1121212211113. The reversal of 1121212211102 is 2011122121211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32218952 + ... + 32253732.

It is an arithmetic number, because the mean of its divisors is an integer number (56127713400).

Almost surely, 2^{1121212211102} is an apocalyptic number.

1121212211102 is a deficient number, since it is larger than the sum of its proper divisors (674874617698).

1121212211102 is a wasteful number, since it uses less digits than its factorization.

1121212211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52772.

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

Adding to 1121212211102 its reverse (2011122121211), we get a palindrome (3132334332313).

The spelling of 1121212211102 in words is "one trillion, one hundred twenty-one billion, two hundred twelve million, two hundred eleven thousand, one hundred two".