11421242102 has 8 divisors (see below), whose sum is σ = 17455106016. Its totient is φ = 5602873432.

The previous prime is 11421242099. The next prime is 11421242113. The reversal of 11421242102 is 20124212411.

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

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, 53873678 + ... + 53873889.

It is an arithmetic number, because the mean of its divisors is an integer number (2181888252).

Almost surely, 2^11421242102 is an apocalyptic number.

11421242102 is a deficient number, since it is larger than the sum of its proper divisors (6033863914).

11421242102 is a wasteful number, since it uses less digits than its factorization.

11421242102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107747622.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11421242102 its reverse (20124212411), we get a palindrome (31545454513).

The spelling of 11421242102 in words is "eleven billion, four hundred twenty-one million, two hundred forty-two thousand, one hundred two".