102101200222121 has 8 divisors (see below), whose sum is σ = 103544576351424. Its totient is φ = 100657972177840.

The previous prime is 102101200222117. The next prime is 102101200222123. The reversal of 102101200222121 is 121222002101201.

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

It is a cyclic number.

It is not a de Polignac number, because 102101200222121 - 2² = 102101200222117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102101200222121.

It is not an unprimeable number, because it can be changed into a prime (102101200222123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35632190 + ... + 38390823.

It is an arithmetic number, because the mean of its divisors is an integer number (12943072043928).

Almost surely, 2^{102101200222121} is an apocalyptic number.

It is an amenable number.

102101200222121 is a deficient number, since it is larger than the sum of its proper divisors (1443376129303).

102101200222121 is an equidigital number, since it uses as much as digits as its factorization.

102101200222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74042511.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102101200222121 its reverse (121222002101201), we get a palindrome (223323202323322).

The spelling of 102101200222121 in words is "one hundred two trillion, one hundred one billion, two hundred million, two hundred twenty-two thousand, one hundred twenty-one".