100001021222010 has 64 divisors (see below), whose sum is σ = 246951896480640. Its totient is φ = 25904741740800.

The previous prime is 100001021221891. The next prime is 100001021222021. The reversal of 100001021222010 is 10222120100001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 311194480 + ... + 311515659.

It is an arithmetic number, because the mean of its divisors is an integer number (3858623382510).

Almost surely, 2^{100001021222010} is an apocalyptic number.

100001021222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100001021222010 is an abundant number, since it is smaller than the sum of its proper divisors (146950875258630).

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

100001021222010 is a wasteful number, since it uses less digits than its factorization.

100001021222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622710303.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100001021222010 its reverse (10222120100001), we get a palindrome (110223141322011).

The spelling of 100001021222010 in words is "one hundred trillion, one billion, twenty-one million, two hundred twenty-two thousand, ten".