1012119999 has 8 divisors (see below), whose sum is σ = 1472174592. Its totient is φ = 613406040.

The previous prime is 1012119967. The next prime is 1012120003. The reversal of 1012119999 is 9999112101.

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

It is not a de Polignac number, because 1012119999 - 2⁵ = 1012119967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012119999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012119299) 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, 15335119 + ... + 15335184.

It is an arithmetic number, because the mean of its divisors is an integer number (184021824).

Almost surely, 2^1012119999 is an apocalyptic number.

1012119999 is a deficient number, since it is larger than the sum of its proper divisors (460054593).

1012119999 is a wasteful number, since it uses less digits than its factorization.

1012119999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30670317.

The product of its (nonzero) digits is 13122, while the sum is 42.

The square root of 1012119999 is about 31813.8334533894. The cubic root of 1012119999 is about 1004.0237870879.

The spelling of 1012119999 in words is "one billion, twelve million, one hundred nineteen thousand, nine hundred ninety-nine".