100051321000 has 64 divisors (see below), whose sum is σ = 246442248000. Its totient is φ = 37914177600.

The previous prime is 100051320997. The next prime is 100051321003. The reversal of 100051321000 is 123150001.

It is an interprime number because it is at equal distance from previous prime (100051320997) and next prime (100051321003).

It is not an unprimeable number, because it can be changed into a prime (100051321003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2613930 + ... + 2651929.

It is an arithmetic number, because the mean of its divisors is an integer number (3850660125).

Almost surely, 2^100051321000 is an apocalyptic number.

100051321000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100051321000 is an abundant number, since it is smaller than the sum of its proper divisors (146390927000).

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

100051321000 is a wasteful number, since it uses less digits than its factorization.

100051321000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265899 (or 5265885 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 13.

Adding to 100051321000 its reverse (123150001), we get a palindrome (100174471001).

The spelling of 100051321000 in words is "one hundred billion, fifty-one million, three hundred twenty-one thousand".