20112521500343 has 8 divisors (see below), whose sum is σ = 20545857323712. Its totient is φ = 19679411086816.

The previous prime is 20112521500319. The next prime is 20112521500381. The reversal of 20112521500343 is 34300512521102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20112521500343 - 2³⁶ = 20043802023607 is a prime.

It is a super-2 number, since 2×20112521500343² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112526500343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56172080 + ... + 56528997.

It is an arithmetic number, because the mean of its divisors is an integer number (2568232165464).

Almost surely, 2^{20112521500343} is an apocalyptic number.

20112521500343 is a deficient number, since it is larger than the sum of its proper divisors (433335823369).

20112521500343 is a wasteful number, since it uses less digits than its factorization.

20112521500343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112704921.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 20112521500343 in words is "twenty trillion, one hundred twelve billion, five hundred twenty-one million, five hundred thousand, three hundred forty-three".