1101220002112 has 28 divisors (see below), whose sum is σ = 2185278752116. Its totient is φ = 550598584320.

The previous prime is 1101220002107. The next prime is 1101220002143. The reversal of 1101220002112 is 2112000221011.

It can be written as a sum of positive squares in 2 ways, for example, as 399606036736 + 701613965376 = 632144^2 + 837624^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1101220002092 and 1101220002101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3529912 + ... + 3829192.

Almost surely, 2^{1101220002112} is an apocalyptic number.

It is an amenable number.

1101220002112 is a deficient number, since it is larger than the sum of its proper divisors (1084058750004).

1101220002112 is an equidigital number, since it uses as much as digits as its factorization.

1101220002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356786 (or 356776 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1101220002112 its reverse (2112000221011), we get a palindrome (3213220223123).

The spelling of 1101220002112 in words is "one trillion, one hundred one billion, two hundred twenty million, two thousand, one hundred twelve".