100000000212497 has 32 divisors (see below), whose sum is σ = 125756180788224. Its totient is φ = 77248951560000.

The previous prime is 100000000212487. The next prime is 100000000212523. The reversal of 100000000212497 is 794212000000001.

It is not a de Polignac number, because 100000000212497 - 2⁴ = 100000000212481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100000000212487) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5051879 + ... + 15017372.

It is an arithmetic number, because the mean of its divisors is an integer number (3929880649632).

Almost surely, 2^{100000000212497} is an apocalyptic number.

It is an amenable number.

100000000212497 is a deficient number, since it is larger than the sum of its proper divisors (25756180575727).

100000000212497 is a wasteful number, since it uses less digits than its factorization.

100000000212497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20069829.

The product of its (nonzero) digits is 1008, while the sum is 26.

Adding to 100000000212497 its reverse (794212000000001), we get a palindrome (894212000212498).

The spelling of 100000000212497 in words is "one hundred trillion, two hundred twelve thousand, four hundred ninety-seven".