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23224341340021 = 311493501789887
BaseRepresentation
bin1010100011111010101101…
…00111011001111101110101
310001020020002021112122210011
411101331112213121331311
511021001422340340041
6121221040511100221
74614621554141623
oct521752647317565
9101206067478704
1023224341340021
11744442a257a48
122731048b11671
13cc607a072683
145a40c7d26513
152a41b99b7e81
hex151f569d9f75

23224341340021 has 8 divisors (see below), whose sum is σ = 23989570965504. Its totient is φ = 22460115297360.

The previous prime is 23224341340001. The next prime is 23224341340043. The reversal of 23224341340021 is 12004314342232.

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 23224341340021 - 27 = 23224341339893 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23224341340001) 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, 250848661 + ... + 250941226.

It is an arithmetic number, because the mean of its divisors is an integer number (2998696370688).

Almost surely, 223224341340021 is an apocalyptic number.

It is an amenable number.

23224341340021 is a deficient number, since it is larger than the sum of its proper divisors (765229625483).

23224341340021 is a wasteful number, since it uses less digits than its factorization.

23224341340021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501791411.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 23224341340021 its reverse (12004314342232), we get a palindrome (35228655682253).

The spelling of 23224341340021 in words is "twenty-three trillion, two hundred twenty-four billion, three hundred forty-one million, three hundred forty thousand, twenty-one".

Divisors: 1 31 1493 46283 501789887 15555486497 749172301291 23224341340021