202101220010011 has 4 divisors (see below), whose sum is σ = 230972822868592. Its totient is φ = 173229617151432.

The previous prime is 202101220009883. The next prime is 202101220010077. The reversal of 202101220010011 is 110010022101202.

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 202101220010011 - 2⁷ = 202101220009883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202101220009973 and 202101220010000.

It is not an unprimeable number, because it can be changed into a prime (202101220010611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14435801429280 + ... + 14435801429293.

It is an arithmetic number, because the mean of its divisors is an integer number (57743205717148).

Almost surely, 2^{202101220010011} is an apocalyptic number.

202101220010011 is a deficient number, since it is larger than the sum of its proper divisors (28871602858581).

202101220010011 is an equidigital number, since it uses as much as digits as its factorization.

202101220010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28871602858580.

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

Adding to 202101220010011 its reverse (110010022101202), we get a palindrome (312111242111213).

The spelling of 202101220010011 in words is "two hundred two trillion, one hundred one billion, two hundred twenty million, ten thousand, eleven".