101220201122202 has 24 divisors (see below), whose sum is σ = 219335253404436. Its totient is φ = 33736248942336.

The previous prime is 101220201122191. The next prime is 101220201122239. The reversal of 101220201122202 is 202221102022101.

It is a happy number.

101220201122202 is a `hidden beast` number, since 10 + 1 + 220 + 201 + 12 + 220 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 85544944400601 + 15675256721601 = 9249051^2 + 3959199^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 318011383 + ... + 318329514.

Almost surely, 2^{101220201122202} is an apocalyptic number.

101220201122202 is an abundant number, since it is smaller than the sum of its proper divisors (118115052282234).

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

101220201122202 is a wasteful number, since it uses less digits than its factorization.

101220201122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636349742 (or 636349739 counting only the distinct ones).

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

Adding to 101220201122202 its reverse (202221102022101), we get a palindrome (303441303144303).

The spelling of 101220201122202 in words is "one hundred one trillion, two hundred twenty billion, two hundred one million, one hundred twenty-two thousand, two hundred two".