1121620334552 has 16 divisors (see below), whose sum is σ = 2159876996160. Its totient is φ = 545653135584.

The previous prime is 1121620334551. The next prime is 1121620334557. The reversal of 1121620334552 is 2554330261211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121620334551) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1894628648 + ... + 1894629239.

It is an arithmetic number, because the mean of its divisors is an integer number (134992312260).

Almost surely, 2^{1121620334552} is an apocalyptic number.

It is an amenable number.

1121620334552 is a deficient number, since it is larger than the sum of its proper divisors (1038256661608).

1121620334552 is a wasteful number, since it uses less digits than its factorization.

1121620334552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3789257930 (or 3789257926 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 1121620334552 its reverse (2554330261211), we get a palindrome (3675950595763).

The spelling of 1121620334552 in words is "one trillion, one hundred twenty-one billion, six hundred twenty million, three hundred thirty-four thousand, five hundred fifty-two".