100101221220010 has 32 divisors (see below), whose sum is σ = 184349987493120. Its totient is φ = 39120635107008.

The previous prime is 100101221219893. The next prime is 100101221220019. The reversal of 100101221220010 is 10022122101001.

It is not an unprimeable number, because it can be changed into a prime (100101221220019) 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, 394999332 + ... + 395252671.

It is an arithmetic number, because the mean of its divisors is an integer number (5760937109160).

Almost surely, 2^{100101221220010} is an apocalyptic number.

100101221220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100101221220010 is a deficient number, since it is larger than the sum of its proper divisors (84248766273110).

100101221220010 is a wasteful number, since it uses less digits than its factorization.

100101221220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790252302.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100101221220010 its reverse (10022122101001), we get a palindrome (110123343321011).

The spelling of 100101221220010 in words is "one hundred trillion, one hundred one billion, two hundred twenty-one million, two hundred twenty thousand, ten".