201400344403 has 4 divisors (see below), whose sum is σ = 201403086120. Its totient is φ = 201397602688.

The previous prime is 201400344401. The next prime is 201400344407. The reversal of 201400344403 is 304443004102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201400344403 - 2¹ = 201400344401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201400344401) 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, 1257550 + ... + 1408627.

It is an arithmetic number, because the mean of its divisors is an integer number (50350771530).

Almost surely, 2^201400344403 is an apocalyptic number.

201400344403 is a deficient number, since it is larger than the sum of its proper divisors (2741717).

201400344403 is an equidigital number, since it uses as much as digits as its factorization.

201400344403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2741716.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 201400344403 its reverse (304443004102), we get a palindrome (505843348505).

The spelling of 201400344403 in words is "two hundred one billion, four hundred million, three hundred forty-four thousand, four hundred three".