100556020697 has 8 divisors (see below), whose sum is σ = 116150270112. Its totient is φ = 86037236800.

The previous prime is 100556020673. The next prime is 100556020699. The reversal of 100556020697 is 796020655001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100556020697 - 2⁶ = 100556020633 is a prime.

It is a super-2 number, since 2×100556020697² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100556020699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268866179 + ... + 268866552.

It is an arithmetic number, because the mean of its divisors is an integer number (14518783764).

Almost surely, 2^100556020697 is an apocalyptic number.

100556020697 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

100556020697 is a deficient number, since it is larger than the sum of its proper divisors (15594249415).

100556020697 is a wasteful number, since it uses less digits than its factorization.

100556020697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537732759.

The product of its (nonzero) digits is 113400, while the sum is 41.

Adding to 100556020697 its reverse (796020655001), we get a palindrome (896576675698).

The spelling of 100556020697 in words is "one hundred billion, five hundred fifty-six million, twenty thousand, six hundred ninety-seven".