1100820970656 has 144 divisors (see below), whose sum is σ = 3594786380640. Its totient is φ = 316025141760.

The previous prime is 1100820970651. The next prime is 1100820970661. The reversal of 1100820970656 is 6560790280011.

It is an interprime number because it is at equal distance from previous prime (1100820970651) and next prime (1100820970661).

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (1100820970651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9084055 + ... + 9204438.

It is an arithmetic number, because the mean of its divisors is an integer number (24963794310).

Almost surely, 2^{1100820970656} is an apocalyptic number.

1100820970656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1100820970656 is an abundant number, since it is smaller than the sum of its proper divisors (2493965409984).

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

1100820970656 is a wasteful number, since it uses less digits than its factorization.

1100820970656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18288539 (or 18288528 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 1100820970656 in words is "one trillion, one hundred billion, eight hundred twenty million, nine hundred seventy thousand, six hundred fifty-six".