11421223110 has 48 divisors (see below), whose sum is σ = 32394744720. Its totient is φ = 2768781120.

The previous prime is 11421223069. The next prime is 11421223111. The reversal of 11421223110 is 1132212411.

11421223110 is a `hidden beast` number, since 1 + 1 + 421 + 2 + 231 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11421223111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5767305 + ... + 5769284.

It is an arithmetic number, because the mean of its divisors is an integer number (674890515).

Almost surely, 2^11421223110 is an apocalyptic number.

11421223110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11421223110 is an abundant number, since it is smaller than the sum of its proper divisors (20973521610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11421223110 is a wasteful number, since it uses less digits than its factorization.

11421223110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11536613 (or 11536610 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11421223110 its reverse (1132212411), we get a palindrome (12553435521).

The spelling of 11421223110 in words is "eleven billion, four hundred twenty-one million, two hundred twenty-three thousand, one hundred ten".