1011100599971 has 8 divisors (see below), whose sum is σ = 1260592955904. Its totient is φ = 787870597320.

The previous prime is 1011100599967. The next prime is 1011100600001. The reversal of 1011100599971 is 1799950011101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1011100599971 - 2² = 1011100599967 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011100599911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6565588235 + ... + 6565588388.

It is an arithmetic number, because the mean of its divisors is an integer number (157574119488).

Almost surely, 2^{1011100599971} is an apocalyptic number.

1011100599971 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1011100599971 is a deficient number, since it is larger than the sum of its proper divisors (249492355933).

1011100599971 is a wasteful number, since it uses less digits than its factorization.

1011100599971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13131176641.

The product of its (nonzero) digits is 25515, while the sum is 44.

The spelling of 1011100599971 in words is "one trillion, eleven billion, one hundred million, five hundred ninety-nine thousand, nine hundred seventy-one".