1200202101112 has 64 divisors (see below), whose sum is σ = 2587937688000. Its totient is φ = 511166785536.

The previous prime is 1200202101053. The next prime is 1200202101211. The reversal of 1200202101112 is 2111012020021.

It is a junction number, because it is equal to n+sod(n) for n = 1200202101092 and 1200202101101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5880064 + ... + 6080752.

It is an arithmetic number, because the mean of its divisors is an integer number (40436526375).

Almost surely, 2^{1200202101112} is an apocalyptic number.

It is an amenable number.

1200202101112 is an abundant number, since it is smaller than the sum of its proper divisors (1387735586888).

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

1200202101112 is a wasteful number, since it uses less digits than its factorization.

1200202101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201368 (or 201364 counting only the distinct ones).

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

Adding to 1200202101112 its reverse (2111012020021), we get a palindrome (3311214121133).

The spelling of 1200202101112 in words is "one trillion, two hundred billion, two hundred two million, one hundred one thousand, one hundred twelve".