100202220121001 has 16 divisors (see below), whose sum is σ = 101548883116800. Its totient is φ = 98860514784768.

The previous prime is 100202220120979. The next prime is 100202220121007. The reversal of 100202220121001 is 100121022202001.

It is a cyclic number.

It is not a de Polignac number, because 100202220121001 - 2¹⁰ = 100202220119977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100202220121007) 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, 355661876 + ... + 355943498.

It is an arithmetic number, because the mean of its divisors is an integer number (6346805194800).

Almost surely, 2^{100202220121001} is an apocalyptic number.

It is an amenable number.

100202220121001 is a deficient number, since it is larger than the sum of its proper divisors (1346662995799).

100202220121001 is an equidigital number, since it uses as much as digits as its factorization.

100202220121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290408.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100202220121001 its reverse (100121022202001), we get a palindrome (200323242323002).

The spelling of 100202220121001 in words is "one hundred trillion, two hundred two billion, two hundred twenty million, one hundred twenty-one thousand, one".