101221202210022 has 32 divisors (see below), whose sum is σ = 224970884892000. Its totient is φ = 33735168739584.

The previous prime is 101221202209993. The next prime is 101221202210087. The reversal of 101221202210022 is 220012202122101.

It is a happy number.

101221202210022 is a `hidden beast` number, since 10 + 1 + 221 + 202 + 210 + 0 + 22 = 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 = 101221202209977 and 101221202210004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144981783 + ... + 145678274.

It is an arithmetic number, because the mean of its divisors is an integer number (7030340152875).

Almost surely, 2^{101221202210022} is an apocalyptic number.

101221202210022 is an abundant number, since it is smaller than the sum of its proper divisors (123749682681978).

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

101221202210022 is a wasteful number, since it uses less digits than its factorization.

101221202210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290666517 (or 290666511 counting only the distinct ones).

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

Adding to 101221202210022 its reverse (220012202122101), we get a palindrome (321233404332123).

The spelling of 101221202210022 in words is "one hundred one trillion, two hundred twenty-one billion, two hundred two million, two hundred ten thousand, twenty-two".