102104222120121 has 8 divisors (see below), whose sum is σ = 146611190736640. Its totient is φ = 62833367458512.

The previous prime is 102104222120119. The next prime is 102104222120149. The reversal of 102104222120121 is 121021222401201.

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

It is not a de Polignac number, because 102104222120121 - 2¹ = 102104222120119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102104222120171) 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, 1309028488681 + ... + 1309028488758.

It is an arithmetic number, because the mean of its divisors is an integer number (18326398842080).

Almost surely, 2^{102104222120121} is an apocalyptic number.

It is an amenable number.

102104222120121 is a deficient number, since it is larger than the sum of its proper divisors (44506968616519).

102104222120121 is a wasteful number, since it uses less digits than its factorization.

102104222120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2618056977455.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 102104222120121 its reverse (121021222401201), we get a palindrome (223125444521322).

The spelling of 102104222120121 in words is "one hundred two trillion, one hundred four billion, two hundred twenty-two million, one hundred twenty thousand, one hundred twenty-one".