10212221201202 has 24 divisors (see below), whose sum is σ = 22345553325420. Its totient is φ = 3370370032800.

The previous prime is 10212221201197. The next prime is 10212221201209. The reversal of 10212221201202 is 20210212221201.

It is a happy number.

10212221201202 is a `hidden beast` number, since 10 + 212 + 221 + 20 + 1 + 202 = 666.

10212221201202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8970090890121 + 1242130311081 = 2995011^2 + 1114509^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10212221201209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2808639877 + ... + 2808643512.

Almost surely, 2^{10212221201202} is an apocalyptic number.

10212221201202 is an abundant number, since it is smaller than the sum of its proper divisors (12133332124218).

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

10212221201202 is a wasteful number, since it uses less digits than its factorization.

10212221201202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5617283498 (or 5617283495 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10212221201202 its reverse (20210212221201), we get a palindrome (30422433422403).

It can be divided in two parts, 10212221201 and 202, that multiplied together give a palindrome (2062868682602).

The spelling of 10212221201202 in words is "ten trillion, two hundred twelve billion, two hundred twenty-one million, two hundred one thousand, two hundred two".