1202011112112 has 40 divisors (see below), whose sum is σ = 3113844986880. Its totient is φ = 399554291520.

The previous prime is 1202011112101. The next prime is 1202011112171. The reversal of 1202011112112 is 2112111102021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1202011112091 and 1202011112100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34860064 + ... + 34894527.

It is an arithmetic number, because the mean of its divisors is an integer number (77846124672).

Almost surely, 2^{1202011112112} is an apocalyptic number.

1202011112112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1202011112112 is an abundant number, since it is smaller than the sum of its proper divisors (1911833874768).

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

1202011112112 is a wasteful number, since it uses less digits than its factorization.

1202011112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69754961 (or 69754955 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1202011112112 its reverse (2112111102021), we get a palindrome (3314122214133).

The spelling of 1202011112112 in words is "one trillion, two hundred two billion, eleven million, one hundred twelve thousand, one hundred twelve".