211420200414 has 24 divisors (see below), whose sum is σ = 433405143000. Its totient is φ = 68754533440.

The previous prime is 211420200401. The next prime is 211420200419. The reversal of 211420200414 is 414002024112.

It is a super-2 number, since 2×211420200414² (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 (211420200419) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10470789 + ... + 10490960.

It is an arithmetic number, because the mean of its divisors is an integer number (18058547625).

Almost surely, 2^211420200414 is an apocalyptic number.

211420200414 is an abundant number, since it is smaller than the sum of its proper divisors (221984942586).

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

211420200414 is a wasteful number, since it uses less digits than its factorization.

211420200414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20961836 (or 20961795 counting only the distinct ones).

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

Adding to 211420200414 its reverse (414002024112), we get a palindrome (625422224526).

The spelling of 211420200414 in words is "two hundred eleven billion, four hundred twenty million, two hundred thousand, four hundred fourteen".