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22002030023 = 233251294251
BaseRepresentation
bin10100011111011011…
…000101010111000111
32002210100200221010212
4110133123011113013
5330030004430043
614035123510035
71406142112061
oct243733052707
962710627125
1022002030023
119370632896
12432052831b
1320c83b2c9c
1410ca14c731
1588b8d0018
hex51f6c55c7

22002030023 has 8 divisors (see below), whose sum is σ = 22965780096. Its totient is φ = 21038875000.

The previous prime is 22002030007. The next prime is 22002030047. The reversal of 22002030023 is 32003020022.

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 22002030023 - 24 = 22002030007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002030073) 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, 72353 + ... + 221898.

It is an arithmetic number, because the mean of its divisors is an integer number (2870722512).

Almost surely, 222002030023 is an apocalyptic number.

22002030023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22002030023 is a deficient number, since it is larger than the sum of its proper divisors (963750073).

22002030023 is a wasteful number, since it uses less digits than its factorization.

22002030023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297525.

The product of its (nonzero) digits is 144, while the sum is 14.

Adding to 22002030023 its reverse (32003020022), we get a palindrome (54005050045).

The spelling of 22002030023 in words is "twenty-two billion, two million, thirty thousand, twenty-three".

Divisors: 1 23 3251 74773 294251 6767773 956610001 22002030023