102021322203 has 16 divisors (see below), whose sum is σ = 157714122240. Its totient is φ = 65057074632.

The previous prime is 102021322159. The next prime is 102021322211. The reversal of 102021322203 is 302223120201.

It is not a de Polignac number, because 102021322203 - 2⁸ = 102021321947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102021322243) 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, 82142151 + ... + 82143392.

It is an arithmetic number, because the mean of its divisors is an integer number (9857132640).

Almost surely, 2^102021322203 is an apocalyptic number.

102021322203 is a deficient number, since it is larger than the sum of its proper divisors (55692800037).

102021322203 is a wasteful number, since it uses less digits than its factorization.

102021322203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164285575 (or 164285569 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 102021322203 its reverse (302223120201), we get a palindrome (404244442404).

The spelling of 102021322203 in words is "one hundred two billion, twenty-one million, three hundred twenty-two thousand, two hundred three".