1121001100112 has 10 divisors (see below), whose sum is σ = 2171939631498. Its totient is φ = 560500550048.

The previous prime is 1121001100103. The next prime is 1121001100123. The reversal of 1121001100112 is 2110011001211.

It can be written as a sum of positive squares in only one way, i.e., 1103751955216 + 17249144896 = 1050596^2 + 131336^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1121001100093 and 1121001100102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35031284363 + ... + 35031284394.

Almost surely, 2^{1121001100112} is an apocalyptic number.

It is an amenable number.

1121001100112 is a deficient number, since it is larger than the sum of its proper divisors (1050938531386).

1121001100112 is an equidigital number, since it uses as much as digits as its factorization.

1121001100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70062568765 (or 70062568759 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1121001100112 its reverse (2110011001211), we get a palindrome (3231012101323).

The spelling of 1121001100112 in words is "one trillion, one hundred twenty-one billion, one million, one hundred thousand, one hundred twelve".