1121402101208 has 32 divisors (see below), whose sum is σ = 2194216184160. Its totient is φ = 536281532160.

The previous prime is 1121402101121. The next prime is 1121402101213. The reversal of 1121402101208 is 8021012041211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2237588 + ... + 2692508.

It is an arithmetic number, because the mean of its divisors is an integer number (68569255755).

Almost surely, 2^{1121402101208} is an apocalyptic number.

It is an amenable number.

1121402101208 is a deficient number, since it is larger than the sum of its proper divisors (1072814082952).

1121402101208 is a wasteful number, since it uses less digits than its factorization.

1121402101208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468347 (or 468343 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 23.

Adding to 1121402101208 its reverse (8021012041211), we get a palindrome (9142414142419).

The spelling of 1121402101208 in words is "one trillion, one hundred twenty-one billion, four hundred two million, one hundred one thousand, two hundred eight".