1101020011112 has 64 divisors (see below), whose sum is σ = 2437010150400. Its totient is φ = 456349086720.

The previous prime is 1101020011097. The next prime is 1101020011123. The reversal of 1101020011112 is 2111100201011.

It is a junction number, because it is equal to n+sod(n) for n = 1101020011093 and 1101020011102.

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, 2491814 + ... + 2900202.

It is an arithmetic number, because the mean of its divisors is an integer number (38078283600).

Almost surely, 2^{1101020011112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101020011112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1218505075200).

1101020011112 is an abundant number, since it is smaller than the sum of its proper divisors (1335990139288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101020011112 is a wasteful number, since it uses less digits than its factorization.

1101020011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409986 (or 409982 counting only the distinct ones).

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

Adding to 1101020011112 its reverse (2111100201011), we get a palindrome (3212120212123).

The spelling of 1101020011112 in words is "one trillion, one hundred one billion, twenty million, eleven thousand, one hundred twelve".