100044003220100 has 72 divisors (see below), whose sum is σ = 219423375880128. Its totient is φ = 39589517865600.

The previous prime is 100044003220019. The next prime is 100044003220127. The reversal of 100044003220100 is 1022300440001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1465265 + ... + 14220935.

It is an arithmetic number, because the mean of its divisors is an integer number (3047546887224).

Almost surely, 2^{100044003220100} is an apocalyptic number.

100044003220100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100044003220100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109711687940064).

100044003220100 is an abundant number, since it is smaller than the sum of its proper divisors (119379372660028).

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

100044003220100 is a wasteful number, since it uses less digits than its factorization.

100044003220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12756525 (or 12756518 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 100044003220100 its reverse (1022300440001), we get a palindrome (101066303660101).

The spelling of 100044003220100 in words is "one hundred trillion, forty-four billion, three million, two hundred twenty thousand, one hundred".