100231141314421 has 4 divisors (see below), whose sum is σ = 107941229107852. Its totient is φ = 92521053520992.

The previous prime is 100231141314419. The next prime is 100231141314427. The reversal of 100231141314421 is 124413141132001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52054854159025 + 48176287155396 = 7214905^2 + 6940914^2 .

It is a cyclic number.

It is not a de Polignac number, because 100231141314421 - 2¹ = 100231141314419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100231141314421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100231141314427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3855043896696 + ... + 3855043896721.

It is an arithmetic number, because the mean of its divisors is an integer number (26985307276963).

Almost surely, 2^{100231141314421} is an apocalyptic number.

It is an amenable number.

100231141314421 is a deficient number, since it is larger than the sum of its proper divisors (7710087793431).

100231141314421 is an equidigital number, since it uses as much as digits as its factorization.

100231141314421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7710087793430.

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 100231141314421 its reverse (124413141132001), we get a palindrome (224644282446422).

The spelling of 100231141314421 in words is "one hundred trillion, two hundred thirty-one billion, one hundred forty-one million, three hundred fourteen thousand, four hundred twenty-one".