1000020119 has 4 divisors (see below), whose sum is σ = 1142880144. Its totient is φ = 857160096.

The previous prime is 1000020107. The next prime is 1000020139. The reversal of 1000020119 is 9110200001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1000020119 - 2⁸ = 1000019863 is a prime.

It is a super-2 number, since 2×1000020119² = 2000080476809548322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000020139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71430002 + ... + 71430015.

It is an arithmetic number, because the mean of its divisors is an integer number (285720036).

Almost surely, 2^1000020119 is an apocalyptic number.

1000020119 is a deficient number, since it is larger than the sum of its proper divisors (142860025).

1000020119 is an equidigital number, since it uses as much as digits as its factorization.

1000020119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142860024.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1000020119 is about 31623.0947094050. The cubic root of 1000020119 is about 1000.0067062884.

The spelling of 1000020119 in words is "one billion, twenty thousand, one hundred nineteen".