1011012099 has 8 divisors (see below), whose sum is σ = 1350064320. Its totient is φ = 672983976.

The previous prime is 1011012061. The next prime is 1011012103. The reversal of 1011012099 is 9902101101.

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

It is not a de Polignac number, because 1011012099 - 2¹⁵ = 1010979331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011012599) 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, 253717 + ... + 257670.

It is an arithmetic number, because the mean of its divisors is an integer number (168758040).

Almost surely, 2^1011012099 is an apocalyptic number.

1011012099 is a deficient number, since it is larger than the sum of its proper divisors (339052221).

1011012099 is an equidigital number, since it uses as much as digits as its factorization.

1011012099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512049.

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

The square root of 1011012099 is about 31796.4164490277. The cubic root of 1011012099 is about 1003.6573074622.

The spelling of 1011012099 in words is "one billion, eleven million, twelve thousand, ninety-nine".