100202121201011 has 4 divisors (see below), whose sum is σ = 101194221411024. Its totient is φ = 99210020991000.

The previous prime is 100202121200947. The next prime is 100202121201089. The reversal of 100202121201011 is 110102121202001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100202121201011 - 2⁶ = 100202121200947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100202121221011) 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, 496050104855 + ... + 496050105056.

It is an arithmetic number, because the mean of its divisors is an integer number (25298555352756).

Almost surely, 2^{100202121201011} is an apocalyptic number.

100202121201011 is a deficient number, since it is larger than the sum of its proper divisors (992100210013).

100202121201011 is an equidigital number, since it uses as much as digits as its factorization.

100202121201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992100210012.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100202121201011 its reverse (110102121202001), we get a palindrome (210304242403012).

The spelling of 100202121201011 in words is "one hundred trillion, two hundred two billion, one hundred twenty-one million, two hundred one thousand, eleven".