201403424111 has 4 divisors (see below), whose sum is σ = 208348369800. Its totient is φ = 194458478424.

The previous prime is 201403424107. The next prime is 201403424113. The reversal of 201403424111 is 111424304102.

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 201403424111 - 2² = 201403424107 is a prime.

It is a super-2 number, since 2×201403424111² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201403424113) 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, 3472472801 + ... + 3472472858.

It is an arithmetic number, because the mean of its divisors is an integer number (52087092450).

Almost surely, 2^201403424111 is an apocalyptic number.

201403424111 is a deficient number, since it is larger than the sum of its proper divisors (6944945689).

201403424111 is an equidigital number, since it uses as much as digits as its factorization.

201403424111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6944945688.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 201403424111 its reverse (111424304102), we get a palindrome (312827728213).

The spelling of 201403424111 in words is "two hundred one billion, four hundred three million, four hundred twenty-four thousand, one hundred eleven".