211020201102 has 32 divisors (see below), whose sum is σ = 454440326400. Its totient is φ = 65080339328.

The previous prime is 211020201101. The next prime is 211020201103. The reversal of 211020201102 is 201102020112.

It is an interprime number because it is at equal distance from previous prime (211020201101) and next prime (211020201103).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211020201101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17526402 + ... + 17538437.

It is an arithmetic number, because the mean of its divisors is an integer number (14201260200).

Almost surely, 2^211020201102 is an apocalyptic number.

211020201102 is an abundant number, since it is smaller than the sum of its proper divisors (243420125298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211020201102 is a wasteful number, since it uses less digits than its factorization.

211020201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35064920.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 211020201102 its reverse (201102020112), we get a palindrome (412122221214).

It can be divided in two parts, 21102020110 and 2, that added together give a palindrome (21102020112).

The spelling of 211020201102 in words is "two hundred eleven billion, twenty million, two hundred one thousand, one hundred two".