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2002222023 = 36011111031
BaseRepresentation
bin111011101010111…
…0111101111000111
312011112112102021020
41313111313233013
513100032101043
6530402322223
7100421414664
oct16725675707
95145472236
102002222023
1193822504a
1247a659373
1325ba74879
1414dcb6a6b
15baba0e83
hex77577bc7

2002222023 has 8 divisors (see below), whose sum is σ = 2670097536. Its totient is φ = 1334580600.

The previous prime is 2002222021. The next prime is 2002222049. The reversal of 2002222023 is 3202222002.

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

It is not a de Polignac number, because 2002222023 - 21 = 2002222021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2002221993 and 2002222011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002222021) 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, 37483 + ... + 73548.

It is an arithmetic number, because the mean of its divisors is an integer number (333762192).

Almost surely, 22002222023 is an apocalyptic number.

2002222023 is a deficient number, since it is larger than the sum of its proper divisors (667875513).

2002222023 is a wasteful number, since it uses less digits than its factorization.

2002222023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117045.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 2002222023 is about 44746.1956259971. The cubic root of 2002222023 is about 1260.3874727956.

Adding to 2002222023 its reverse (3202222002), we get a palindrome (5204444025).

The spelling of 2002222023 in words is "two billion, two million, two hundred twenty-two thousand, twenty-three".

Divisors: 1 3 6011 18033 111031 333093 667407341 2002222023