1122111100112 has 10 divisors (see below), whose sum is σ = 2174090256498. Its totient is φ = 561055550048.

The previous prime is 1122111100093. The next prime is 1122111100139. The reversal of 1122111100112 is 2110011112211.

It can be written as a sum of positive squares in only one way, i.e., 1061567544976 + 60543555136 = 1030324^2 + 246056^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35065971863 + ... + 35065971894.

Almost surely, 2^{1122111100112} is an apocalyptic number.

It is an amenable number.

1122111100112 is a deficient number, since it is larger than the sum of its proper divisors (1051979156386).

1122111100112 is an equidigital number, since it uses as much as digits as its factorization.

1122111100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70131943765 (or 70131943759 counting only the distinct ones).

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

Adding to 1122111100112 its reverse (2110011112211), we get a palindrome (3232122212323).

The spelling of 1122111100112 in words is "one trillion, one hundred twenty-two billion, one hundred eleven million, one hundred thousand, one hundred twelve".