1202021120112 has 20 divisors (see below), whose sum is σ = 3105221227080. Its totient is φ = 400673706688.

The previous prime is 1202021120107. The next prime is 1202021120129. The reversal of 1202021120112 is 2110211202021.

It is a junction number, because it is equal to n+sod(n) for n = 1202021120091 and 1202021120100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12521053287 + ... + 12521053382.

It is an arithmetic number, because the mean of its divisors is an integer number (155261061354).

Almost surely, 2^{1202021120112} is an apocalyptic number.

1202021120112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1202021120112 is an abundant number, since it is smaller than the sum of its proper divisors (1903200106968).

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

1202021120112 is a wasteful number, since it uses less digits than its factorization.

1202021120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25042106680 (or 25042106674 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1202021120112 its reverse (2110211202021), we get a palindrome (3312232322133).

The spelling of 1202021120112 in words is "one trillion, two hundred two billion, twenty-one million, one hundred twenty thousand, one hundred twelve".