1099101012 has 12 divisors (see below), whose sum is σ = 2564569056. Its totient is φ = 366367000.

The previous prime is 1099101007. The next prime is 1099101041. The reversal of 1099101012 is 2101019901.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45795864 + ... + 45795887.

It is an arithmetic number, because the mean of its divisors is an integer number (213714088).

Almost surely, 2^1099101012 is an apocalyptic number.

1099101012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1099101012 is an abundant number, since it is smaller than the sum of its proper divisors (1465468044).

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

1099101012 is a wasteful number, since it uses less digits than its factorization.

1099101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91591758 (or 91591756 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 24.

The square root of 1099101012 is about 33152.6923793528. The cubic root of 1099101012 is about 1031.9988244383.

The spelling of 1099101012 in words is "one billion, ninety-nine million, one hundred one thousand, twelve".