212022101210 has 8 divisors (see below), whose sum is σ = 381639782196. Its totient is φ = 84808840480.

The previous prime is 212022101143. The next prime is 212022101227. The reversal of 212022101210 is 12101220212.

It can be written as a sum of positive squares in 2 ways, for example, as 205208094001 + 6814007209 = 452999^2 + 82547^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10601105051 + ... + 10601105070.

Almost surely, 2^212022101210 is an apocalyptic number.

212022101210 is a deficient number, since it is larger than the sum of its proper divisors (169617680986).

212022101210 is a wasteful number, since it uses less digits than its factorization.

212022101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21202210128.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212022101210 its reverse (12101220212), we get a palindrome (224123321422).

The spelling of 212022101210 in words is "two hundred twelve billion, twenty-two million, one hundred one thousand, two hundred ten".