203213300434011 has 24 divisors (see below), whose sum is σ = 350208862428240. Its totient is φ = 116121885961536.

The previous prime is 203213300433971. The next prime is 203213300434091. The reversal of 203213300434011 is 110434003312302.

It is a happy number.

203213300434011 is a `hidden beast` number, since 2 + 0 + 3 + 2 + 1 + 3 + 300 + 4 + 340 + 11 = 666.

It is not a de Polignac number, because 203213300434011 - 2¹¹ = 203213300431963 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (203213300434091) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76800187806 + ... + 76800190451.

It is an arithmetic number, because the mean of its divisors is an integer number (14592035934510).

Almost surely, 2^{203213300434011} is an apocalyptic number.

203213300434011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

203213300434011 is a deficient number, since it is larger than the sum of its proper divisors (146995561994229).

203213300434011 is a wasteful number, since it uses less digits than its factorization.

203213300434011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153600378280 (or 153600378267 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 203213300434011 its reverse (110434003312302), we get a palindrome (313647303746313).

The spelling of 203213300434011 in words is "two hundred three trillion, two hundred thirteen billion, three hundred million, four hundred thirty-four thousand, eleven".