203202031100001 has 16 divisors (see below), whose sum is σ = 271171550664960. Its totient is φ = 135350306597520.

The previous prime is 203202031099981. The next prime is 203202031100017. The reversal of 203202031100001 is 100001130202302.

It is not a de Polignac number, because 203202031100001 - 2²² = 203202026905697 is a prime.

It is a super-2 number, since 2×203202031100001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (203202031140001) 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, 15044086 + ... + 25154096.

It is an arithmetic number, because the mean of its divisors is an integer number (16948221916560).

Almost surely, 2^{203202031100001} is an apocalyptic number.

It is an amenable number.

203202031100001 is a deficient number, since it is larger than the sum of its proper divisors (67969519564959).

203202031100001 is a wasteful number, since it uses less digits than its factorization.

203202031100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10115836.

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

Adding to 203202031100001 its reverse (100001130202302), we get a palindrome (303203161302303).

The spelling of 203202031100001 in words is "two hundred three trillion, two hundred two billion, thirty-one million, one hundred thousand, one".