1101022012112 has 60 divisors (see below), whose sum is σ = 2345758486848. Its totient is φ = 500257876800.

The previous prime is 1101022012099. The next prime is 1101022012117. The reversal of 1101022012112 is 2112102201011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101022012117) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 4621187 + ... + 4853597.

Almost surely, 2^{1101022012112} 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 1101022012112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1172879243424).

1101022012112 is an abundant number, since it is smaller than the sum of its proper divisors (1244736474736).

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

1101022012112 is a wasteful number, since it uses less digits than its factorization.

1101022012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234888 (or 234871 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1101022012112 its reverse (2112102201011), we get a palindrome (3213124213123).

The spelling of 1101022012112 in words is "one trillion, one hundred one billion, twenty-two million, twelve thousand, one hundred twelve".