212022011221010 has 16 divisors (see below), whose sum is σ = 381641512942872. Its totient is φ = 84808383878400.

The previous prime is 212022011220991. The next prime is 212022011221049. The reversal of 212022011221010 is 10122110220212.

It can be written as a sum of positive squares in 4 ways, for example, as 96022929158641 + 115999082062369 = 9799129^2 + 10770287^2 .

It is a super-3 number, since 3×212022011221010³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212022011221010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50455031 + ... + 54495450.

Almost surely, 2^{212022011221010} is an apocalyptic number.

212022011221010 is a deficient number, since it is larger than the sum of its proper divisors (169619501721862).

212022011221010 is a wasteful number, since it uses less digits than its factorization.

212022011221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105152509.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212022011221010 its reverse (10122110220212), we get a palindrome (222144121441222).

The spelling of 212022011221010 in words is "two hundred twelve trillion, twenty-two billion, eleven million, two hundred twenty-one thousand, ten".