1101320020999 has 32 divisors (see below), whose sum is σ = 1275359722560. Its totient is φ = 939904204800.

The previous prime is 1101320020987. The next prime is 1101320021047. The reversal of 1101320020999 is 9990200231011.

It is a happy number.

It is not a de Polignac number, because 1101320020999 - 2⁵ = 1101320020967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101320020909) 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 31 ways as a sum of consecutive naturals, for example, 126686097 + ... + 126694789.

It is an arithmetic number, because the mean of its divisors is an integer number (39854991330).

Almost surely, 2^{1101320020999} is an apocalyptic number.

1101320020999 is a deficient number, since it is larger than the sum of its proper divisors (174039701561).

1101320020999 is a wasteful number, since it uses less digits than its factorization.

1101320020999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10371.

The product of its (nonzero) digits is 8748, while the sum is 37.

The spelling of 1101320020999 in words is "one trillion, one hundred one billion, three hundred twenty million, twenty thousand, nine hundred ninety-nine".