11420203342402 has 8 divisors (see below), whose sum is σ = 17181136780236. Its totient is φ = 5693157748992.

The previous prime is 11420203342399. The next prime is 11420203342403. The reversal of 11420203342402 is 20424330202411.

It can be written as a sum of positive squares in 2 ways, for example, as 11283895440801 + 136307901601 = 3359151^2 + 369199^2 .

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

It is a super-2 number, since 2×11420203342402² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11420203342403) 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, 8471960263 + ... + 8471961610.

Almost surely, 2^{11420203342402} is an apocalyptic number.

11420203342402 is a deficient number, since it is larger than the sum of its proper divisors (5760933437834).

11420203342402 is a wasteful number, since it uses less digits than its factorization.

11420203342402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16943922212.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 11420203342402 its reverse (20424330202411), we get a palindrome (31844533544813).

The spelling of 11420203342402 in words is "eleven trillion, four hundred twenty billion, two hundred three million, three hundred forty-two thousand, four hundred two".