211402034 has 4 divisors (see below), whose sum is σ = 317103054. Its totient is φ = 105701016.

The previous prime is 211402033. The next prime is 211402069. The reversal of 211402034 is 430204112.

211402034 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 210975625 + 426409 = 14525^2 + 653^2 .

It is not an unprimeable number, because it can be changed into a prime (211402033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52850507 + ... + 52850510.

Almost surely, 2^211402034 is an apocalyptic number.

211402034 is a deficient number, since it is larger than the sum of its proper divisors (105701020).

211402034 is a wasteful number, since it uses less digits than its factorization.

211402034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105701019.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 211402034 is about 14539.6710416708. The cubic root of 211402034 is about 595.7120529241.

Adding to 211402034 its reverse (430204112), we get a palindrome (641606146).

The spelling of 211402034 in words is "two hundred eleven million, four hundred two thousand, thirty-four".