1121202201012 has 24 divisors (see below), whose sum is σ = 2616207955200. Its totient is φ = 373724140416.

The previous prime is 1121202200959. The next prime is 1121202201121. The reversal of 1121202201012 is 2101022021211.

It is a junction number, because it is equal to n+sod(n) for n = 1121202200982 and 1121202201000.

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 7 ways as a sum of consecutive naturals, for example, 762837 + ... + 1680572.

It is an arithmetic number, because the mean of its divisors is an integer number (109008664800).

Almost surely, 2^{1121202201012} is an apocalyptic number.

1121202201012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121202201012 is an abundant number, since it is smaller than the sum of its proper divisors (1495005754188).

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

1121202201012 is a wasteful number, since it uses less digits than its factorization.

1121202201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481655 (or 2481653 counting only the distinct ones).

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

Adding to 1121202201012 its reverse (2101022021211), we get a palindrome (3222224222223).

It can be divided in two parts, 112120 and 2201012, that added together give a palindrome (2313132).

The spelling of 1121202201012 in words is "one trillion, one hundred twenty-one billion, two hundred two million, two hundred one thousand, twelve".