211434030412 has 24 divisors (see below), whose sum is σ = 403876408320. Its totient is φ = 96051705360.

The previous prime is 211434030373. The next prime is 211434030497. The reversal of 211434030412 is 214030434112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1288528 + ... + 1443319.

It is an arithmetic number, because the mean of its divisors is an integer number (16828183680).

Almost surely, 2^211434030412 is an apocalyptic number.

211434030412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211434030412 is a deficient number, since it is larger than the sum of its proper divisors (192442377908).

211434030412 is a wasteful number, since it uses less digits than its factorization.

211434030412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2733621 (or 2733619 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 211434030412 its reverse (214030434112), we get a palindrome (425464464524).

The spelling of 211434030412 in words is "two hundred eleven billion, four hundred thirty-four million, thirty thousand, four hundred twelve".