100655226515 has 4 divisors (see below), whose sum is σ = 120786271824. Its totient is φ = 80524181208.

The previous prime is 100655226473. The next prime is 100655226523. The reversal of 100655226515 is 515622556001.

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

It is a cyclic number.

It is not a de Polignac number, because 100655226515 - 2²² = 100651032211 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10065522647 + ... + 10065522656.

It is an arithmetic number, because the mean of its divisors is an integer number (30196567956).

Almost surely, 2^100655226515 is an apocalyptic number.

100655226515 is a deficient number, since it is larger than the sum of its proper divisors (20131045309).

100655226515 is an equidigital number, since it uses as much as digits as its factorization.

100655226515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20131045308.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 100655226515 in words is "one hundred billion, six hundred fifty-five million, two hundred twenty-six thousand, five hundred fifteen".