101211022020222 has 48 divisors (see below), whose sum is σ = 219557622407760. Its totient is φ = 33695934681600.

The previous prime is 101211022020203. The next prime is 101211022020223. The reversal of 101211022020222 is 222020220112101.

It is a happy number.

101211022020222 is a `hidden beast` number, since 10 + 1 + 211 + 0 + 220 + 2 + 0 + 222 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 101211022020195 and 101211022020204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101211022020223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76735854 + ... + 78043662.

It is an arithmetic number, because the mean of its divisors is an integer number (4574117133495).

Almost surely, 2^{101211022020222} is an apocalyptic number.

101211022020222 is an abundant number, since it is smaller than the sum of its proper divisors (118346600387538).

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

101211022020222 is a wasteful number, since it uses less digits than its factorization.

101211022020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313049 (or 1313046 counting only the distinct ones).

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

Adding to 101211022020222 its reverse (222020220112101), we get a palindrome (323231242132323).

The spelling of 101211022020222 in words is "one hundred one trillion, two hundred eleven billion, twenty-two million, twenty thousand, two hundred twenty-two".