421131131103 has 8 divisors (see below), whose sum is σ = 561611396016. Its totient is φ = 280702476800.

The previous prime is 421131131101. The next prime is 421131131111. The reversal of 421131131103 is 301131131124.

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

It is a cyclic number.

It is not a de Polignac number, because 421131131103 - 2¹ = 421131131101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 421131131103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421131131101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12883608 + ... + 12916253.

It is an arithmetic number, because the mean of its divisors is an integer number (70201424502).

Almost surely, 2^421131131103 is an apocalyptic number.

421131131103 is a deficient number, since it is larger than the sum of its proper divisors (140480264913).

421131131103 is a wasteful number, since it uses less digits than its factorization.

421131131103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25805305.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 421131131103 its sum of digits (21), we get a palindrome (421131131124).

Adding to 421131131103 its reverse (301131131124), we get a palindrome (722262262227).

The spelling of 421131131103 in words is "four hundred twenty-one billion, one hundred thirty-one million, one hundred thirty-one thousand, one hundred three".