101222121002022 has 48 divisors (see below), whose sum is σ = 230858735056560. Its totient is φ = 31964705009856.

The previous prime is 101222121001979. The next prime is 101222121002063. The reversal of 101222121002022 is 220200121222101.

It is a happy number.

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 = 101222121001986 and 101222121002004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70884948 + ... + 72298824.

It is an arithmetic number, because the mean of its divisors is an integer number (4809556980345).

Almost surely, 2^{101222121002022} is an apocalyptic number.

101222121002022 is an abundant number, since it is smaller than the sum of its proper divisors (129636614054538).

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

101222121002022 is a wasteful number, since it uses less digits than its factorization.

101222121002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623237 (or 1623234 counting only the distinct ones).

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

Adding to 101222121002022 its reverse (220200121222101), we get a palindrome (321422242224123).

The spelling of 101222121002022 in words is "one hundred one trillion, two hundred twenty-two billion, one hundred twenty-one million, two thousand, twenty-two".