100101011000 has 64 divisors (see below), whose sum is σ = 242313552000. Its totient is φ = 38659689600.

The previous prime is 100101010981. The next prime is 100101011069. The reversal of 100101011000 is 110101001.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1696880 + ... + 1754879.

It is an arithmetic number, because the mean of its divisors is an integer number (3786149250).

Almost surely, 2^100101011000 is an apocalyptic number.

100101011000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100101011000 is an abundant number, since it is smaller than the sum of its proper divisors (142212541000).

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

100101011000 is a wasteful number, since it uses less digits than its factorization.

100101011000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3451809 (or 3451795 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 100101011000 its reverse (110101001), we get a palindrome (100211112001).

Subtracting from 100101011000 its reverse (110101001), we obtain a palindrome (99990909999).

The spelling of 100101011000 in words is "one hundred billion, one hundred one million, eleven thousand".