202001120121011 has 4 divisors (see below), whose sum is σ = 202001483460024. Its totient is φ = 202000756782000.

The previous prime is 202001120120993. The next prime is 202001120121029. The reversal of 202001120121011 is 110121021100202.

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

It is an interprime number because it is at equal distance from previous prime (202001120120993) and next prime (202001120121029).

It is a cyclic number.

It is not a de Polignac number, because 202001120121011 - 2³⁸ = 201726242214067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202001120121211) 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, 180834290 + ... + 181947911.

It is an arithmetic number, because the mean of its divisors is an integer number (50500370865006).

Almost surely, 2^{202001120121011} is an apocalyptic number.

202001120121011 is a deficient number, since it is larger than the sum of its proper divisors (363339013).

202001120121011 is an equidigital number, since it uses as much as digits as its factorization.

202001120121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363339012.

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

Adding to 202001120121011 its reverse (110121021100202), we get a palindrome (312122141221213).

The spelling of 202001120121011 in words is "two hundred two trillion, one billion, one hundred twenty million, one hundred twenty-one thousand, eleven".