1101020122112 has 176 divisors, whose sum is σ = 2365734276000. Its totient is φ = 512097124352.

The previous prime is 1101020122043. The next prime is 1101020122193. The reversal of 1101020122112 is 2112210201011.

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, 447749939 + ... + 447752397.

Almost surely, 2^{1101020122112} 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 1101020122112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1182867138000).

1101020122112 is an abundant number, since it is smaller than the sum of its proper divisors (1264714153888).

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

1101020122112 is an frugal number, since it uses more digits than its factorization.

1101020122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2619 (or 2567 counting only the distinct ones).

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

Adding to 1101020122112 its reverse (2112210201011), we get a palindrome (3213230323123).

The spelling of 1101020122112 in words is "one trillion, one hundred one billion, twenty million, one hundred twenty-two thousand, one hundred twelve".