11420201230311 has 8 divisors (see below), whose sum is σ = 15226972653424. Its totient is φ = 7613448647040.

The previous prime is 11420201230307. The next prime is 11420201230367. The reversal of 11420201230311 is 11303210202411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11420201230311 - 2² = 11420201230307 is a prime.

It is a super-2 number, since 2×11420201230311² (a number of 27 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 (11420201230301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3229036 + ... + 5767761.

It is an arithmetic number, because the mean of its divisors is an integer number (1903371581678).

Almost surely, 2^{11420201230311} is an apocalyptic number.

11420201230311 is a deficient number, since it is larger than the sum of its proper divisors (3806771423113).

11420201230311 is an equidigital number, since it uses as much as digits as its factorization.

11420201230311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9419921.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11420201230311 its reverse (11303210202411), we get a palindrome (22723411432722).

The spelling of 11420201230311 in words is "eleven trillion, four hundred twenty billion, two hundred one million, two hundred thirty thousand, three hundred eleven".