1201132110112 has 48 divisors (see below), whose sum is σ = 2581694150112. Its totient is φ = 545547985920.

The previous prime is 1201132110077. The next prime is 1201132110133. The reversal of 1201132110112 is 2110112311021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858918 + ... + 1772005.

It is an arithmetic number, because the mean of its divisors is an integer number (53785294794).

Almost surely, 2^{1201132110112} is an apocalyptic number.

It is an amenable number.

1201132110112 is an abundant number, since it is smaller than the sum of its proper divisors (1380562040000).

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

1201132110112 is a wasteful number, since it uses less digits than its factorization.

1201132110112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2632241 (or 2632233 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1201132110112 its reverse (2110112311021), we get a palindrome (3311244421133).

It can be divided in two parts, 12011 and 32110112, that added together give a palindrome (32122123).

The spelling of 1201132110112 in words is "one trillion, two hundred one billion, one hundred thirty-two million, one hundred ten thousand, one hundred twelve".