10001122019 has 12 divisors (see below), whose sum is σ = 11904517944. Its totient is φ = 8373030624.

The previous prime is 10001122013. The next prime is 10001122031. The reversal of 10001122019 is 91022110001.

It is not a de Polignac number, because 10001122019 - 2¹² = 10001117923 is a prime.

It is a super-2 number, since 2×10001122019² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10001121988 and 10001122006.

It is not an unprimeable number, because it can be changed into a prime (10001122013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2371202 + ... + 2375415.

It is an arithmetic number, because the mean of its divisors is an integer number (992043162).

Almost surely, 2^10001122019 is an apocalyptic number.

10001122019 is a deficient number, since it is larger than the sum of its proper divisors (1903395925).

10001122019 is an equidigital number, since it uses as much as digits as its factorization.

10001122019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4746674 (or 4746667 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 10001122019 in words is "ten billion, one million, one hundred twenty-two thousand, nineteen".