1121005066628 has 24 divisors (see below), whose sum is σ = 1975960711200. Its totient is φ = 556445225088.

The previous prime is 1121005066609. The next prime is 1121005066637. The reversal of 1121005066628 is 8266605001211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1121005066591 and 1121005066600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22509251 + ... + 22558997.

It is an arithmetic number, because the mean of its divisors is an integer number (82331696300).

Almost surely, 2^{1121005066628} is an apocalyptic number.

It is an amenable number.

1121005066628 is a deficient number, since it is larger than the sum of its proper divisors (854955644572).

1121005066628 is a wasteful number, since it uses less digits than its factorization.

1121005066628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90419 (or 90417 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 1121005066628 in words is "one trillion, one hundred twenty-one billion, five million, sixty-six thousand, six hundred twenty-eight".