100335225251 has 4 divisors (see below), whose sum is σ = 105616026600. Its totient is φ = 95054423904.

The previous prime is 100335225223. The next prime is 100335225257. The reversal of 100335225251 is 152522533001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 152522533001 = 87211 ⋅1748891.

It is not a de Polignac number, because 100335225251 - 2⁶ = 100335225187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100335225257) 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, 2640400646 + ... + 2640400683.

It is an arithmetic number, because the mean of its divisors is an integer number (26404006650).

Almost surely, 2^100335225251 is an apocalyptic number.

100335225251 is a deficient number, since it is larger than the sum of its proper divisors (5280801349).

100335225251 is an equidigital number, since it uses as much as digits as its factorization.

100335225251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5280801348.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 100335225251 its reverse (152522533001), we get a palindrome (252857758252).

The spelling of 100335225251 in words is "one hundred billion, three hundred thirty-five million, two hundred twenty-five thousand, two hundred fifty-one".