203340203011 has 16 divisors (see below), whose sum is σ = 226955402496. Its totient is φ = 180620100000.

The previous prime is 203340202969. The next prime is 203340203023. The reversal of 203340203011 is 110302043302.

It is a cyclic number.

It is not a de Polignac number, because 203340203011 - 2³⁵ = 168980464643 is a prime.

It is a super-2 number, since 2×203340203011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 203340203011.

It is not an unprimeable number, because it can be changed into a prime (203340203071) 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, 902125 + ... + 1104766.

It is an arithmetic number, because the mean of its divisors is an integer number (14184712656).

Almost surely, 2^203340203011 is an apocalyptic number.

203340203011 is a deficient number, since it is larger than the sum of its proper divisors (23615199485).

203340203011 is a wasteful number, since it uses less digits than its factorization.

203340203011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007114.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 203340203011 its reverse (110302043302), we get a palindrome (313642246313).

It can be divided in two parts, 203340 and 203011, that added together give a triangular number (406351 = T₉₀₁).

The spelling of 203340203011 in words is "two hundred three billion, three hundred forty million, two hundred three thousand, eleven".