1101211021112 has 16 divisors (see below), whose sum is σ = 2089647420840. Its totient is φ = 543971708896.

The previous prime is 1101211021103. The next prime is 1101211021123. The reversal of 1101211021112 is 2111201121011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 829224503 + ... + 829225830.

Almost surely, 2^{1101211021112} is an apocalyptic number.

It is an amenable number.

1101211021112 is a deficient number, since it is larger than the sum of its proper divisors (988436399728).

1101211021112 is a wasteful number, since it uses less digits than its factorization.

1101211021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658450422 (or 1658450418 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1101211021112 its reverse (2111201121011), we get a palindrome (3212412142123).

The spelling of 1101211021112 in words is "one trillion, one hundred one billion, two hundred eleven million, twenty-one thousand, one hundred twelve".