211234412 has 6 divisors (see below), whose sum is σ = 369660228. Its totient is φ = 105617204.

The previous prime is 211234379. The next prime is 211234423. The reversal of 211234412 is 214432112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26404298 + ... + 26404305.

It is an arithmetic number, because the mean of its divisors is an integer number (61610038).

Almost surely, 2^211234412 is an apocalyptic number.

It is an amenable number.

211234412 is a deficient number, since it is larger than the sum of its proper divisors (158425816).

211234412 is a wasteful number, since it uses less digits than its factorization.

211234412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52808607 (or 52808605 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 211234412 is about 14533.9056003540. The cubic root of 211234412 is about 595.5545633497.

Adding to 211234412 its reverse (214432112), we get a palindrome (425666524).

The spelling of 211234412 in words is "two hundred eleven million, two hundred thirty-four thousand, four hundred twelve".