211204414 has 4 divisors (see below), whose sum is σ = 316806624. Its totient is φ = 105602206.

The previous prime is 211204391. The next prime is 211204439. The reversal of 211204414 is 414402112.

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

It is a junction number, because it is equal to n+sod(n) for n = 211204391 and 211204400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52801102 + ... + 52801105.

It is an arithmetic number, because the mean of its divisors is an integer number (79201656).

Almost surely, 2^211204414 is an apocalyptic number.

211204414 is a deficient number, since it is larger than the sum of its proper divisors (105602210).

211204414 is a wasteful number, since it uses less digits than its factorization.

211204414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105602209.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 211204414 is about 14532.8735630638. The cubic root of 211204414 is about 595.5263698822.

Adding to 211204414 its reverse (414402112), we get a palindrome (625606526).

The spelling of 211204414 in words is "two hundred eleven million, two hundred four thousand, four hundred fourteen".