100101221202001 has 4 divisors (see below), whose sum is σ = 100109699338752. Its totient is φ = 100092743065252.

The previous prime is 100101221201957. The next prime is 100101221202041. The reversal of 100101221202001 is 100202122101001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100101221202001 - 2⁷ = 100101221201873 is a prime.

It is a super-2 number, since 2×100101221202001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100101221202041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4239050665 + ... + 4239074278.

It is an arithmetic number, because the mean of its divisors is an integer number (25027424834688).

Almost surely, 2^{100101221202001} is an apocalyptic number.

It is an amenable number.

100101221202001 is a deficient number, since it is larger than the sum of its proper divisors (8478136751).

100101221202001 is an equidigital number, since it uses as much as digits as its factorization.

100101221202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8478136750.

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

Adding to 100101221202001 its reverse (100202122101001), we get a palindrome (200303343303002).

The spelling of 100101221202001 in words is "one hundred trillion, one hundred one billion, two hundred twenty-one million, two hundred two thousand, one".