1201011210112 has 32 divisors (see below), whose sum is σ = 2734445167920. Its totient is φ = 514719089664.

The previous prime is 1201011210109. The next prime is 1201011210149. The reversal of 1201011210112 is 2110121101021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×1201011210112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1201011210092 and 1201011210101.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 670206253 + ... + 670208044.

Almost surely, 2^{1201011210112} is an apocalyptic number.

It is an amenable number.

1201011210112 is an abundant number, since it is smaller than the sum of its proper divisors (1533433957808).

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

1201011210112 is an equidigital number, since it uses as much as digits as its factorization.

1201011210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340414318 (or 1340414306 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1201011210112 its reverse (2110121101021), we get a palindrome (3311132311133).

The spelling of 1201011210112 in words is "one trillion, two hundred one billion, eleven million, two hundred ten thousand, one hundred twelve".