101221222012102 has 8 divisors (see below), whose sum is σ = 152051560709112. Its totient is φ = 50537368442400.

The previous prime is 101221222012087. The next prime is 101221222012133. The reversal of 101221222012102 is 201210222122101.

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

It is a self number, because there is not a number n which added to its sum of digits gives 101221222012102.

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, 36621280099 + ... + 36621282862.

It is an arithmetic number, because the mean of its divisors is an integer number (19006445088639).

Almost surely, 2^{101221222012102} is an apocalyptic number.

101221222012102 is a deficient number, since it is larger than the sum of its proper divisors (50830338697010).

101221222012102 is an equidigital number, since it uses as much as digits as its factorization.

101221222012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73242563654.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 101221222012102 its reverse (201210222122101), we get a palindrome (302431444134203).

The spelling of 101221222012102 in words is "one hundred one trillion, two hundred twenty-one billion, two hundred twenty-two million, twelve thousand, one hundred two".