102020011203 has 32 divisors (see below), whose sum is σ = 155072102400. Its totient is φ = 59055143840.

The previous prime is 102020011183. The next prime is 102020011271. The reversal of 102020011203 is 302110020201.

It is not a de Polignac number, because 102020011203 - 2⁹ = 102020010691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102020011283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 419998 + ... + 616796.

It is an arithmetic number, because the mean of its divisors is an integer number (4846003200).

Almost surely, 2^102020011203 is an apocalyptic number.

102020011203 is a deficient number, since it is larger than the sum of its proper divisors (53052091197).

102020011203 is a wasteful number, since it uses less digits than its factorization.

102020011203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197519.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 102020011203 its reverse (302110020201), we get a palindrome (404130031404).

The spelling of 102020011203 in words is "one hundred two billion, twenty million, eleven thousand, two hundred three".