1201120211112 has 32 divisors (see below), whose sum is σ = 3045093497280. Its totient is φ = 394734341120.

The previous prime is 1201120211099. The next prime is 1201120211117. The reversal of 1201120211112 is 2111120211021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1201120211091 and 1201120211100.

It is not an unprimeable number, because it can be changed into a prime (1201120211117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352439673 + ... + 352443080.

It is an arithmetic number, because the mean of its divisors is an integer number (95159171790).

Almost surely, 2^{1201120211112} is an apocalyptic number.

1201120211112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1201120211112 is an abundant number, since it is smaller than the sum of its proper divisors (1843973286168).

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

1201120211112 is a wasteful number, since it uses less digits than its factorization.

1201120211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704882833 (or 704882829 counting only the distinct ones).

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

Adding to 1201120211112 its reverse (2111120211021), we get a palindrome (3312240422133).

Subtracting 1201120211112 from its reverse (2111120211021), we obtain a palindrome (909999999909).

The spelling of 1201120211112 in words is "one trillion, two hundred one billion, one hundred twenty million, two hundred eleven thousand, one hundred twelve".