2151243414333 has 12 divisors (see below), whose sum is σ = 3346378644700. Its totient is φ = 1323842101056.

The previous prime is 2151243414293. The next prime is 2151243414361. The reversal of 2151243414333 is 3334143421512.

2151243414333 is a `hidden beast` number, since 2 + 1 + 51 + 2 + 434 + 143 + 33 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 620624113209 + 1530619301124 = 787797^2 + 1237182^2 .

It is not a de Polignac number, because 2151243414333 - 2⁶ = 2151243414269 is a prime.

It is a super-2 number, since 2×2151243414333² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151243410333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9193347808 + ... + 9193348041.

Almost surely, 2^{2151243414333} is an apocalyptic number.

It is an amenable number.

2151243414333 is a deficient number, since it is larger than the sum of its proper divisors (1195135230367).

2151243414333 is a wasteful number, since it uses less digits than its factorization.

2151243414333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18386695868 (or 18386695865 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

Adding to 2151243414333 its reverse (3334143421512), we get a palindrome (5485386835845).

The spelling of 2151243414333 in words is "two trillion, one hundred fifty-one billion, two hundred forty-three million, four hundred fourteen thousand, three hundred thirty-three".