21101441122 has 8 divisors (see below), whose sum is σ = 31846347216. Its totient is φ = 10485992052.

The previous prime is 21101441113. The next prime is 21101441143. The reversal of 21101441122 is 22114410112.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 21101441122.

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, 32363848 + ... + 32364499.

It is an arithmetic number, because the mean of its divisors is an integer number (3980793402).

Almost surely, 2^21101441122 is an apocalyptic number.

21101441122 is a deficient number, since it is larger than the sum of its proper divisors (10744906094).

21101441122 is a wasteful number, since it uses less digits than its factorization.

21101441122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64728512.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 21101441122 its reverse (22114410112), we get a palindrome (43215851234).

The spelling of 21101441122 in words is "twenty-one billion, one hundred one million, four hundred forty-one thousand, one hundred twenty-two".