202021110202011 has 8 divisors (see below), whose sum is σ = 269362418911824. Its totient is φ = 134680270813440.

The previous prime is 202021110201959. The next prime is 202021110202061. The reversal of 202021110202011 is 110202011120202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202021110202011 - 2¹¹ = 202021110199963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202021110202061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116324686 + ... + 118048611.

It is an arithmetic number, because the mean of its divisors is an integer number (33670302363978).

Almost surely, 2^{202021110202011} is an apocalyptic number.

202021110202011 is a deficient number, since it is larger than the sum of its proper divisors (67341308709813).

202021110202011 is a wasteful number, since it uses less digits than its factorization.

202021110202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234660621.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202021110202011 its reverse (110202011120202), we get a palindrome (312223121322213).

The spelling of 202021110202011 in words is "two hundred two trillion, twenty-one billion, one hundred ten million, two hundred two thousand, eleven".