211422402102 has 32 divisors (see below), whose sum is σ = 430589606400. Its totient is φ = 69193302048.

The previous prime is 211422402089. The next prime is 211422402109. The reversal of 211422402102 is 201204224112.

211422402102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211422402102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211422402109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1161073 + ... + 1330764.

It is an arithmetic number, because the mean of its divisors is an integer number (13455925200).

Almost surely, 2^211422402102 is an apocalyptic number.

211422402102 is an abundant number, since it is smaller than the sum of its proper divisors (219167204298).

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

211422402102 is a wasteful number, since it uses less digits than its factorization.

211422402102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492100.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 211422402102 its reverse (201204224112), we get a palindrome (412626626214).

The spelling of 211422402102 in words is "two hundred eleven billion, four hundred twenty-two million, four hundred two thousand, one hundred two".