100404311222422 has 4 divisors (see below), whose sum is σ = 150606466833636. Its totient is φ = 50202155611210.

The previous prime is 100404311222389. The next prime is 100404311222429. The reversal of 100404311222422 is 224222113404001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100404311222429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25101077805604 + ... + 25101077805607.

It is an arithmetic number, because the mean of its divisors is an integer number (37651616708409).

Almost surely, 2^{100404311222422} is an apocalyptic number.

100404311222422 is a deficient number, since it is larger than the sum of its proper divisors (50202155611214).

100404311222422 is an equidigital number, since it uses as much as digits as its factorization.

100404311222422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50202155611213.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 100404311222422 its reverse (224222113404001), we get a palindrome (324626424626423).

The spelling of 100404311222422 in words is "one hundred trillion, four hundred four billion, three hundred eleven million, two hundred twenty-two thousand, four hundred twenty-two".