102011203203 has 48 divisors (see below), whose sum is σ = 170351274240. Its totient is φ = 53159663232.

The previous prime is 102011203181. The next prime is 102011203211. The reversal of 102011203203 is 302302110201.

It is not a de Polignac number, because 102011203203 - 2²¹ = 102009106051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102011203253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 121413 + ... + 467721.

It is an arithmetic number, because the mean of its divisors is an integer number (3548984880).

Almost surely, 2^102011203203 is an apocalyptic number.

102011203203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

102011203203 is a deficient number, since it is larger than the sum of its proper divisors (68340071037).

102011203203 is a wasteful number, since it uses less digits than its factorization.

102011203203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346428 (or 346415 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 102011203203 its reverse (302302110201), we get a palindrome (404313313404).

The spelling of 102011203203 in words is "one hundred two billion, eleven million, two hundred three thousand, two hundred three".