102001022202123 has 18 divisors (see below), whose sum is σ = 161946526528332. Its totient is φ = 61818801333960.

The previous prime is 102001022202103. The next prime is 102001022202199. The reversal of 102001022202123 is 321202220100201.

It is not a de Polignac number, because 102001022202123 - 2⁶ = 102001022202059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102001022202096 and 102001022202105.

It is not an unprimeable number, because it can be changed into a prime (102001022202103) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 46832424165 + ... + 46832426342.

It is an arithmetic number, because the mean of its divisors is an integer number (8997029251574).

Almost surely, 2^{102001022202123} is an apocalyptic number.

102001022202123 is a deficient number, since it is larger than the sum of its proper divisors (59945504326209).

102001022202123 is a wasteful number, since it uses less digits than its factorization.

102001022202123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93664850535 (or 93664850521 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 102001022202123 its reverse (321202220100201), we get a palindrome (423203242302324).

The spelling of 102001022202123 in words is "one hundred two trillion, one billion, twenty-two million, two hundred two thousand, one hundred twenty-three".