11420423210 has 16 divisors (see below), whose sum is σ = 23493442176. Its totient is φ = 3915573648.

The previous prime is 11420423177. The next prime is 11420423237. The reversal of 11420423210 is 1232402411.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81574382 + ... + 81574521.

It is an arithmetic number, because the mean of its divisors is an integer number (1468340136).

Almost surely, 2^11420423210 is an apocalyptic number.

11420423210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11420423210 is an abundant number, since it is smaller than the sum of its proper divisors (12073018966).

11420423210 is a wasteful number, since it uses less digits than its factorization.

11420423210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163148917.

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

Adding to 11420423210 its reverse (1232402411), we get a palindrome (12652825621).

The spelling of 11420423210 in words is "eleven billion, four hundred twenty million, four hundred twenty-three thousand, two hundred ten".