101221022102 has 8 divisors (see below), whose sum is σ = 152798613456. Its totient is φ = 50288150952.

The previous prime is 101221022093. The next prime is 101221022173. The reversal of 101221022102 is 201220122101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161179658 + ... + 161180285.

It is an arithmetic number, because the mean of its divisors is an integer number (19099826682).

Almost surely, 2^101221022102 is an apocalyptic number.

101221022102 is a deficient number, since it is larger than the sum of its proper divisors (51577591354).

101221022102 is a wasteful number, since it uses less digits than its factorization.

101221022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322360102.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101221022102 its reverse (201220122101), we get a palindrome (302441144203).

Subtracting 101221022102 from its reverse (201220122101), we obtain a palindrome (99999099999).

The spelling of 101221022102 in words is "one hundred one billion, two hundred twenty-one million, twenty-two thousand, one hundred two".