212210000010 has 32 divisors (see below), whose sum is σ = 565893334080. Its totient is φ = 56589333264.

The previous prime is 212209999993. The next prime is 212210000029. The reversal of 212210000010 is 10000012212.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 212209999947 and 212210000001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392981212 + ... + 392981751.

It is an arithmetic number, because the mean of its divisors is an integer number (17684166690).

Almost surely, 2^212210000010 is an apocalyptic number.

212210000010 is an abundant number, since it is smaller than the sum of its proper divisors (353683334070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212210000010 is a wasteful number, since it uses less digits than its factorization.

212210000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785962979 (or 785962973 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 212210000010 its reverse (10000012212), we get a palindrome (222210012222).

The spelling of 212210000010 in words is "two hundred twelve billion, two hundred ten million, ten", and thus it is an aban number.