211403341512 has 48 divisors (see below), whose sum is σ = 624600784080. Its totient is φ = 64061618400.

The previous prime is 211403341507. The next prime is 211403341517. The reversal of 211403341512 is 215143304112.

211403341512 is a `hidden beast` number, since 2 + 1 + 140 + 3 + 3 + 4 + 1 + 512 = 666.

It is an interprime number because it is at equal distance from previous prime (211403341507) and next prime (211403341517).

It is a super-2 number, since 2×211403341512² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211403341517) 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, 133460914 + ... + 133462497.

It is an arithmetic number, because the mean of its divisors is an integer number (13012516335).

Almost surely, 2^211403341512 is an apocalyptic number.

211403341512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211403341512 is an abundant number, since it is smaller than the sum of its proper divisors (413197442568).

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

211403341512 is a wasteful number, since it uses less digits than its factorization.

211403341512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266923434 (or 266923427 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 211403341512 its reverse (215143304112), we get a palindrome (426546645624).

The spelling of 211403341512 in words is "two hundred eleven billion, four hundred three million, three hundred forty-one thousand, five hundred twelve".