211202210010011 has 4 divisors (see below), whose sum is σ = 230402410920024. Its totient is φ = 192002009100000.

The previous prime is 211202210009887. The next prime is 211202210010079. The reversal of 211202210010011 is 110010012202112.

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

It is a de Polignac number, because none of the positive numbers 2^k-211202210010011 is a prime.

It is a super-2 number, since 2×211202210010011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211202210210011) 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, 9600100454990 + ... + 9600100455011.

It is an arithmetic number, because the mean of its divisors is an integer number (57600602730006).

Almost surely, 2^{211202210010011} is an apocalyptic number.

211202210010011 is a deficient number, since it is larger than the sum of its proper divisors (19200200910013).

211202210010011 is a wasteful number, since it uses less digits than its factorization.

211202210010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19200200910012.

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

Adding to 211202210010011 its reverse (110010012202112), we get a palindrome (321212222212123).

The spelling of 211202210010011 in words is "two hundred eleven trillion, two hundred two billion, two hundred ten million, ten thousand, eleven".