201202021022011 has 4 divisors (see below), whose sum is σ = 201251712807000. Its totient is φ = 201152329237024.

The previous prime is 201202021021997. The next prime is 201202021022059. The reversal of 201202021022011 is 110220120202102.

It is a happy number.

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 201202021022011 - 2²³ = 201202012633403 is a prime.

It is a super-3 number, since 3×201202021022011³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201202021026011) 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, 24845886421 + ... + 24845894518.

It is an arithmetic number, because the mean of its divisors is an integer number (50312928201750).

Almost surely, 2^{201202021022011} is an apocalyptic number.

201202021022011 is a deficient number, since it is larger than the sum of its proper divisors (49691784989).

201202021022011 is an equidigital number, since it uses as much as digits as its factorization.

201202021022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49691784988.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201202021022011 its reverse (110220120202102), we get a palindrome (311422141224113).

The spelling of 201202021022011 in words is "two hundred one trillion, two hundred two billion, twenty-one million, twenty-two thousand, eleven".