1121671016620 has 96 divisors (see below), whose sum is σ = 3031472295936. Its totient is φ = 338333932800.

The previous prime is 1121671016551. The next prime is 1121671016681. The reversal of 1121671016620 is 266101761211.

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 31 ways as a sum of consecutive naturals, for example, 11699967 + ... + 11795446.

It is an arithmetic number, because the mean of its divisors is an integer number (31577836416).

Almost surely, 2^{1121671016620} is an apocalyptic number.

1121671016620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121671016620 is an abundant number, since it is smaller than the sum of its proper divisors (1909801279316).

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

1121671016620 is a wasteful number, since it uses less digits than its factorization.

1121671016620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23495471 (or 23495469 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 34.

Adding to 1121671016620 its reverse (266101761211), we get a palindrome (1387772777831).

The spelling of 1121671016620 in words is "one trillion, one hundred twenty-one billion, six hundred seventy-one million, sixteen thousand, six hundred twenty".