212110010019 has 20 divisors (see below), whose sum is σ = 322050057120. Its totient is φ = 139088527920.

The previous prime is 212110009999. The next prime is 212110010029. The reversal of 212110010019 is 910010011212.

It is a happy number.

It is not a de Polignac number, because 212110010019 - 2¹² = 212110005923 is a prime.

It is a super-2 number, since 2×212110010019² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212110009983 and 212110010010.

It is not an unprimeable number, because it can be changed into a prime (212110010029) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21459339 + ... + 21469220.

It is an arithmetic number, because the mean of its divisors is an integer number (16102502856).

Almost surely, 2^212110010019 is an apocalyptic number.

212110010019 is a deficient number, since it is larger than the sum of its proper divisors (109940047101).

212110010019 is an equidigital number, since it uses as much as digits as its factorization.

212110010019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42928632 (or 42928623 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

The spelling of 212110010019 in words is "two hundred twelve billion, one hundred ten million, ten thousand, nineteen".