1101201022012 has 96 divisors (see below), whose sum is σ = 2384655638400. Its totient is φ = 433288396800.

The previous prime is 1101201021929. The next prime is 1101201022021. The reversal of 1101201022012 is 2102201021011.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 1101201021983 and 1101201022001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50930628 + ... + 50952244.

It is an arithmetic number, because the mean of its divisors is an integer number (24840162900).

Almost surely, 2^{1101201022012} 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 1101201022012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1192327819200).

1101201022012 is an abundant number, since it is smaller than the sum of its proper divisors (1283454616388).

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

1101201022012 is a wasteful number, since it uses less digits than its factorization.

1101201022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22391 (or 22389 counting only the distinct ones).

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

Adding to 1101201022012 its reverse (2102201021011), we get a palindrome (3203402043023).

The spelling of 1101201022012 in words is "one trillion, one hundred one billion, two hundred one million, twenty-two thousand, twelve".