212120000001210 has 32 divisors (see below), whose sum is σ = 581814857146752. Its totient is φ = 48484571428800.

The previous prime is 212120000001197. The next prime is 212120000001223. The reversal of 212120000001210 is 12100000021212.

It is an interprime number because it is at equal distance from previous prime (212120000001197) and next prime (212120000001223).

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, 505047618841 + ... + 505047619260.

It is an arithmetic number, because the mean of its divisors is an integer number (18181714285836).

Almost surely, 2^{212120000001210} is an apocalyptic number.

212120000001210 is an abundant number, since it is smaller than the sum of its proper divisors (369694857145542).

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

212120000001210 is a wasteful number, since it uses less digits than its factorization.

212120000001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010095238118.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 212120000001210 its reverse (12100000021212), we get a palindrome (224220000022422).

The spelling of 212120000001210 in words is "two hundred twelve trillion, one hundred twenty billion, one thousand, two hundred ten".