11420212304 has 20 divisors (see below), whose sum is σ = 22131494580. Its totient is φ = 5708858880.

The previous prime is 11420212291. The next prime is 11420212313. The reversal of 11420212304 is 40321202411.

It can be written as a sum of positive squares in 2 ways, for example, as 4768178704 + 6652033600 = 69052^2 + 81560^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59 + ... + 151130.

It is an arithmetic number, because the mean of its divisors is an integer number (1106574729).

Almost surely, 2^11420212304 is an apocalyptic number.

It is an amenable number.

11420212304 is a deficient number, since it is larger than the sum of its proper divisors (10711282276).

11420212304 is a wasteful number, since it uses less digits than its factorization.

11420212304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155918 (or 155912 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11420212304 its reverse (40321202411), we get a palindrome (51741414715).

The spelling of 11420212304 in words is "eleven billion, four hundred twenty million, two hundred twelve thousand, three hundred four".