1001120099 has 8 divisors (see below), whose sum is σ = 1144576608. Its totient is φ = 857773440.

The previous prime is 1001120041. The next prime is 1001120101. The reversal of 1001120099 is 9900211001.

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 1001120099 - 2²⁸ = 732684643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001120009) 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, 6902 + ... + 45275.

It is an arithmetic number, because the mean of its divisors is an integer number (143072076).

Almost surely, 2^1001120099 is an apocalyptic number.

1001120099 is a deficient number, since it is larger than the sum of its proper divisors (143456509).

1001120099 is an equidigital number, since it uses as much as digits as its factorization.

1001120099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54925.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 1001120099 is about 31640.4819653557. The cubic root of 1001120099 is about 1000.3732270176.

The spelling of 1001120099 in words is "one billion, one million, one hundred twenty thousand, ninety-nine".