200401203311 has 4 divisors (see below), whose sum is σ = 200499973800. Its totient is φ = 200302432824.

The previous prime is 200401203253. The next prime is 200401203319. The reversal of 200401203311 is 113302104002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113302104002 = 2 ⋅56651052001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200401203311 is a prime.

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 200401203311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200401203319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49382201 + ... + 49386258.

It is an arithmetic number, because the mean of its divisors is an integer number (50124993450).

Almost surely, 2^200401203311 is an apocalyptic number.

200401203311 is a deficient number, since it is larger than the sum of its proper divisors (98770489).

200401203311 is an equidigital number, since it uses as much as digits as its factorization.

200401203311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98770488.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 200401203311 its reverse (113302104002), we get a palindrome (313703307313).

The spelling of 200401203311 in words is "two hundred billion, four hundred one million, two hundred three thousand, three hundred eleven".