100645807263100 has 108 divisors (see below), whose sum is σ = 240748909009000. Its totient is φ = 36493607145600.

The previous prime is 100645807263097. The next prime is 100645807263107. The reversal of 100645807263100 is 1362708546001.

It is a super-2 number, since 2×100645807263100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100645807263107) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7693770 + ... + 16139569.

Almost surely, 2^{100645807263100} is an apocalyptic number.

100645807263100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100645807263100 is an abundant number, since it is smaller than the sum of its proper divisors (140103101745900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100645807263100 is a wasteful number, since it uses less digits than its factorization.

100645807263100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23833724 (or 23833706 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 100645807263100 in words is "one hundred trillion, six hundred forty-five billion, eight hundred seven million, two hundred sixty-three thousand, one hundred".