102002123033121 has 16 divisors (see below), whose sum is σ = 142792472808000. Its totient is φ = 64676590617408.

The previous prime is 102002123033101. The next prime is 102002123033137. The reversal of 102002123033121 is 121330321200201.

It is not a de Polignac number, because 102002123033121 - 2¹³ = 102002123024929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102002123033101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8749532946 + ... + 8749544603.

It is an arithmetic number, because the mean of its divisors is an integer number (8924529550500).

Almost surely, 2^{102002123033121} is an apocalyptic number.

It is an amenable number.

102002123033121 is a deficient number, since it is larger than the sum of its proper divisors (40790349774879).

102002123033121 is a wasteful number, since it uses less digits than its factorization.

102002123033121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17499077648.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 102002123033121 its reverse (121330321200201), we get a palindrome (223332444233322).

The spelling of 102002123033121 in words is "one hundred two trillion, two billion, one hundred twenty-three million, thirty-three thousand, one hundred twenty-one".