203203100101011 has 16 divisors (see below), whose sum is σ = 280385072924160. Its totient is φ = 130748428167840.

The previous prime is 203203100101009. The next prime is 203203100101037. The reversal of 203203100101011 is 110101001302302.

It is a happy number.

It is not a de Polignac number, because 203203100101011 - 2¹ = 203203100101009 is a prime.

It is a super-2 number, since 2×203203100101011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (203203100101091) 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, 436994845 + ... + 437459598.

It is an arithmetic number, because the mean of its divisors is an integer number (17524067057760).

Almost surely, 2^{203203100101011} is an apocalyptic number.

203203100101011 is a deficient number, since it is larger than the sum of its proper divisors (77181972823149).

203203100101011 is a wasteful number, since it uses less digits than its factorization.

203203100101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874457146.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 203203100101011 its reverse (110101001302302), we get a palindrome (313304101403313).

The spelling of 203203100101011 in words is "two hundred three trillion, two hundred three billion, one hundred million, one hundred one thousand, eleven".